Publication Manual of the American Psychological Association (7th ed.) by The 7th edition includes Bias-free Language (Chapter 5). The online summary is available at https://apastyle.apa.org/style-grammar-guidelines/bias-free-language/
APA Style Guide to Electronic References (6th ed.) by 
A Manual for Writers of Research Papers, Theses, and Dissertations (9th ed.) by 
