APA (7th ed.) Citation

GREGORY, R. J. (2004). Psychological Testing: History, principles, and applications 4th edition. Pearson Education, Inc.

Chicago Style (17th ed.) Citation

GREGORY, Robert J. Psychological Testing: History, Principles, and Applications 4th Edition. Pearson Education, Inc, 2004.

MLA (8th ed.) Citation

GREGORY, Robert J. Psychological Testing: History, Principles, and Applications 4th Edition. Pearson Education, Inc, 2004.

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