APA (7th ed.) Citation

Shaughnessy, J. J. (2006). Research methods in psychology (7th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Shaughnessy, John J. Research Methods in Psychology. 7th ed. Boston [u.a.]: McGraw-Hill, 2006.

MLA (9th ed.) Citation

Shaughnessy, John J. Research Methods in Psychology. 7th ed. McGraw-Hill, 2006.