The Publication Manual of the American Psychological Association provides detailed guidelines for using APA style. You can find a copy of both the 6th edition and the 7th edition of the APA Publication Manual at the Research Help Desk at Lavery Library. You can also find a copy of each of the editions on our shelves, and check them out of the library.
Publication Manual of the American Psychological Association (6th edition) by 
Publication Manual of the American Psychological Association (7th edition) by The 7th Edition of the Publication Manual of the American Psychological Association (APA7) was published in the fall of 2019. Some professors and programs will require 7th Edition citations in Spring of 2020, while others will stay with 6th Edition until next year.