Purdue Online Writing Lab (OWL) Guide to APA 7th EditionNOTE: Purdue OWL has merged with Chegg, a for-profit company that has created a citation machine service for citation management. This partnership has resulted in pop-up advertisements appearing on OWL screens as well as permitting Chegg influence on OWL's citation help pages. Those using the OWL may wish to keep these things in mind.
