PAIS International (1972-present; updated monthly; some full-text; RefWorks help; video tutorial; saving searches) covers the literature of public affairs, including current issues and actions that affect world communities, countries, people, and governments. It provides access to articles, books, and documents, addressing important political, economic and social issues. It is produced by OCLC Public Affairs Information Service and the user interface is provided by OhioLINK.

Papers First (1993-present; updated 2 times/month; some full-text; RefWorks help) indexes papers presented at conferences worldwide. It covers every published congress, conference, exposition, workshop, symposium, and meeting received by the British Library Document Supply Centre. It is produced by and the user interface is provided by OCLC (Online Computer Library Center).

Patrologiae Graecae (PG) (Christian Church beginnings-1439; all full-text; XLinks) is a collection of the writings of church leaders who wrote in Greek. Originally assembled by J.-P. Migne, a priest from 1824-1833, PG contains more than 160 volumes of material in Greek with Latin translations relevant to the study of the history of the Christian Church from its beginnings through the Council of Florence in 1439. It is produced by and the user interface is provided by the Religion and Technology Center, Inc.

Periodicals Abstracts cancelled, see Academic Search Complete, Academic OneFile, or InfroTrac OneFile.

Periodicals Archive Online (most from first issue to 1995; RefWorks help; XLinks) provides the backfiles of periodicals in ancient civilizations, history, humanities, linguistics, literature, philosophy, and religion. Users can serach for articles by keyword, author, article title, journal title, language, journal subject, and year. Users can browse journals by title or journal subject. It is produced by Chadwyck-Healey and the user interface is provided by ProQuest.

Perseus Digital Library (some full-text) is an evolving digital library, engineering interactions through time, space, and language. It includes a wide range of primary source materials for study and research in the humanities, including classics, Duke databank of papyri, the English renaissance, Bolles digital archive and history of London collection, Tufts history, Boyles history of science papers, and American memory of California, the upper midwest and Chesapeake. It is produced by and the user interface is provided by Tufts University.

Pharos (all full-text; library only database) provides Latin texts and Bible versions.

Philosopher's Index (new user interface; 1940-present; updated quarterly; some full-text; video tutorials; RefWorks help; XLinks) is a current and comprehensive bibliographic database covering scholarly research in all major fields of philosophy. It is considered the most thorough index of journal literature on the subject, features author-written abstracts covering scholarly research published in journals and books, including contributions to anthologies and book reviews. The database covers the fifteen fields of philosophy: aesthetics, axiology, philosophy of education, epistemology, ethics, philosophy of history, philosophy of language, logic, metaphysics, philosophical anthropology, metaphilosophy, political philosophy, philosophy of science, social philosophy, and the philosophy of religion. It contains research published in nearly 570 journals from 43 countries with content representing a variety of languages. It is produced by the Philosophers Information Center and the user interface is provided by EBSCO Publishing

Physical Education Index (1970-present; updated monthly; some full-text; RefWorks help) provides indexing and abstracts (since 2001) of peer-reviewed journals, report literature, conference proceedings, trade magazines, patents, and popular magazines. It covers all aspects of physical education and sports, including dance, physical fitness, health education, physical therapy, sport law, kinesiology, motor learning, recreation, standardized fitness tests, sports equipment, sport business and marketing, coaching, athletic training, sport sociology, and sport psychology. It is produced by and the user interface is provided by Cambridge Scientific Abstracts.

Political Science Abstracts cancelled, see International Political Science Abstracts

Poole's Plus included in Nineteenth Century Masterfile.

Pre-CINAHL included in CINAHL Plus.

Primary Search (1984-present; updated weekly; much full-text; video tutorials; RefWorks help; XLinks) provides idexing and abstracts from 1984-present for 80 magazines appropriate for elementary school children and full-text from 1990-present for 50 magazines. It includes World Almanac of the U.S.A, World Almanac for Kids, Encyclopedia of Animals, Funk & Wagnalls New Encyclopedia, and more than 100 pamphlets. It is produced by and the user interface is provided by EBSCO Publishing.

Proceedings First (1993-present; updated 2 times/week; RefWorks help) offers citations of every published congress, symposium, conference, exposition, workshop, and meeting received by the British Library Document Supply Centre. It contains in each record a list of the papers presented at each conference. It is produced by and the user interface is provided by OCLC (Online Computer Library Center).

Professional Development Collection included in Education Research Complete.

ProQuest Dissertations and Theses (PQDT) (1861-last semester; updated daily; first 24 pages free full-text; RefWorks Help) contains over 2 million entries for doctoral dissertations and master's theses from over 1,000 North American graduate schools and European universities. More recent dissertations and theses are available electronically and may be downloaded for a fee. Frequently, users may also obtain a copy without cost through the library's document delivery services. It is produced by and the user interface is provided by ProQuest.

ProQuest Nursing & Allied Health Source (formerly ProQuest Nursing Journals; 1986-present; all full-text; RefWorks help; XLinks; title list) offers the full-text of 444 nursing and related publications. Study paths permit users to view full-text articles recommended by a board of experienced nurse educators on topics relevant to the typical nursing curriculum. It is produced by and the user interface is provided by ProQuest.

PsycARTICLES included in Electronic Journal Center.

PsycCRITIQUES (1995-present; updated weekly; all full-text; video tutorials; XLinks) provides access to reviews of current books and films. Users can view weekly releases; browse by author/editor, book/film title, or publication year; and search for reviews by author, title, keyword, year, reviewer, population group and language. It is produced by and the user interface is provided by the American Psychological Association. It is distributed by EBSCO Publishing.

Psychology & Behavioral Sciences Collection (1984-present; much full-text; video tutorials; RefWorks help; XLinks) provides indexing and abstracts from 1984-present for over 490 journals, many peer-reviewed, and full-text from 1990-present for 510 journals. It covers emotional and behavioral characteristics, psychiatry, psychology, mental processes, anthropology, and observational and experimental methods. It is produced by and the user interface is provided by EBSCO Publishing.

PsycINFO (1967-present; updated weekly; some full-text; RefWorks help; video tutorial; saving searches) is the online version of the print resource, Psychological Abstracts. It provides abstracts and indexing to the scholarly journal articles, book chapters, books, dissertations, and technical reports in psychology, the behavioral sciences and mental health. It also covers topics related to psychology such as psychiatry, management, business, education, social science, neuroscience, law, medicine, and social work. Journal coverage includes more than 1,900 international periodicals written in over 24 languages. Current chapter and book coverage includes worldwide English-language material published from 1987-present. It is produced by the American Psychological Association (APA) and the user interface is provided by OhioLINK. Evidence-Based Practice Tip: To limit search results to articles with some level of evidence: Type your search strategy in the textboxes provided. At your search results, click All Limit Options (in the gray section). In the Methodology selectbox hold down the Ctrl key and click all methods that apply. Click the Limit Results Now button at the bottom of the page.

PsycINFO Archive (1887-1966; RefWorks help; video tutorial) provides abstracts and indexing to periodicals in psychology. It contains citations and abstracts from Psychological Abstracts (1927-1966), Psychological Bulletin (1921-1926), American Journal of Psychology (1887–1966), all APA journals back to their first issues, Psychological Index (1894-1935), and Classic Books in Psychology of the 20th Century and Harvard Book List, 1840–1971. Historic records do not contain controlled index terms or certain other indexing fields, such as age groups or form/content. It is produced by the American Psychological Association (APA) and the user interface is provided by OhioLINK.

PubMed (mid1950s-present; updated daily; some full-text; RefWorks help; XLinks) provides free access to the bibliographic information contained in MEDLINE and OLD MEDLINE. It provides abstracts and indexing for over 5,000 periodicals in medicine, nursing, dentistry, veterinary medicine, health care and preclinical sciences. Coverage is worldwide with extensive links to genomic information. It is produced by the National Library of Medicine (NLM) and the user interface is provided by the Entrez retrieval system of the National Center for Biotechnology Information (NCBI). Evidence-Based Practice Tip: To limit search results to articles with some level of evidence: Click Clinical Queries in the left sidebar. Select an appropriate Category and Emphasis. Use a broad Emphasis to retrieve more articles. If necessary, select other limits (e.g., English language or date) to reduce retrieval.

PubMed Central (all full-text) is a free digital archive of biomedical and life sciences journal literature at the U.S. National Institutes of Health (NIH), developed and managed by NIH's National Center for Biotechnology Information (NCBI) in the National Library of Medicine (NLM).