APA (7th ed.) Citation

Gregory, R. J. (1996). Psychological testing: History, principles, and applications (2nd ed.). Allyn and Bacon.

Chicago Style (17th ed.) Citation

Gregory, Robert J. Psychological Testing: History, Principles, and Applications. 2nd ed. Boston [etc.]: Allyn and Bacon, 1996.

MLA (9th ed.) Citation

Gregory, Robert J. Psychological Testing: History, Principles, and Applications. 2nd ed. Allyn and Bacon, 1996.

Warning: These citations may not always be 100% accurate.