American Psychological Association & Cooper, H. M. (2012). APA handbook of research methods in psychology. American Psychological Association.
Chicago Style (17th ed.) CitationAmerican Psychological Association and Harris M. Cooper. APA Handbook of Research Methods in Psychology. Washington, DC: American Psychological Association, 2012.
MLA (9th ed.) CitationAmerican Psychological Association and Harris M. Cooper. APA Handbook of Research Methods in Psychology. American Psychological Association, 2012.
Warning: These citations may not always be 100% accurate.