A comprehensive listing of professional organizations in psychology compiled at the University of Waterloo Library.

List maintained by John Krantz at Hanover College.

An electronic repository for self-archived papers in any area of Psychology and more.

Ed. William Palya. [Jacksonville]: Department of Psychology, Jacksonville State University, 2003-.

"a work in progress created for the purpose of providing useful, reliable and authoritative information about psychological assessment, testing, and practice management for practicing psychologists. APO also provides useful information for allied mental health professionals, primary health care providers, educators, students, and patients."