PsycINFO(R), produced by the American Psychological Association (APA), contains citations and summaries of journal articles, book chapters, books, dissertations, and technical reports, all in the field of psychology and the psychological aspects of related disciplines, such as medicine, psychiatry, nursing, sociology, education, pharmacology, physiology, linguistics, anthropology, business, and law. Journal coverage includes international material selected from more than 1,500 periodicals written in over 35 languages. Current chapter and book coverage includes worldwide English-language material published from 1987-present. Over 60,000 references are added annually through weekly updates. Dates of Coverage: 1872-Present.