APA (7th ed.) Citation

Leahey, T. H. (2001). A history of modern psychology (3. ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Leahey, Thomas Hardy. A History of Modern Psychology. 3. ed. Upper Saddle River, NJ: Prentice Hall, 2001.

MLA (9th ed.) Citation

Leahey, Thomas Hardy. A History of Modern Psychology. 3. ed. Prentice Hall, 2001.