This guide contains examples of common citation formats in APA (American Psychological Association) Style, based on the sixth edition (2009) of the Publication Manual. APA style is commonly used in the social sciences.
For information on the seventh edition (2020), see the APA Quick Guide to the seventh edition.
In addition to providing guidance on grammar, the mechanics of writing, and APA style, this manual offers an authoritative reference and citation system. It also covers the treatment of numbers, statistical and mathematical data, tables and figures.