A 10-page guide by Dalhousie University Libraries with clearly organized examples of in-text citations and references for many types of resources. Based on the 7th edition.
A guide produced by the Online Writing Lab at Purdue University. Based on the 7th edition (includes a link to the older version based on the 6th edition).
The Publication Manual of the American Psychological Association, Seventh Edition is the official source for APA Style. With millions of copies sold worldwide in multiple languages, it is the style manual of choice for writers, researchers, editors, students, and educators in the social and behavioral sciences, natural sciences, nursing, communications, education, business, engineering, and other fields.