Lua APA (7ú heag.)
Gregory, R. J. (2015). Psychological testing: History, principles, and applications (7th ed.). Pearson.
Lua i Stíl Chicago (17ú heag.)
Gregory, Robert J. Psychological Testing: History, Principles, and Applications. 7th ed. Harlow, England: Pearson, 2015.
Lua MLA (9ú heag.)
Gregory, Robert J. Psychological Testing: History, Principles, and Applications. 7th ed. Pearson, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.