PsycINFO is a department of the American Psychological Association (APA) dedicated to creating products that make it easier for researchers to locate psychological literature relevant to their research topics. PsycINFO staff members locate and summarize psychologically relevant documents from a wide range of disciplines, and disseminate these summaries in forms suited to easy access and retrieval. PsycINFO database is of prime relevance to many industries and research establishments worldwide. The sources include over 1,800 professional journals, chapters, books, reports and dissertations, published internationally. Additionally, there are more than 8 million cited references in 185,000 journal articles, books, and book chapters. PsycINFO database is enriched with literature from an array of disciplines related to psychology such as psychiatry, education, business, medicine, nursing, pharmacology, law, linguistics, and social work. Nearly all records contain non-evaluative summaries, and all records from 1967 to the present are indexed using the Thesaurus of Psychological Index Terms.