APA (7th ed.) Citation

Leahey, T. H. (1997). A history of psychology: Main currents in psychological thought (4th ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Leahey, Thomas Hardy. A History of Psychology: Main Currents in Psychological Thought. 4th ed. Upper Saddle River, N.J: Prentice Hall, 1997.

MLA (9th ed.) Citation

Leahey, Thomas Hardy. A History of Psychology: Main Currents in Psychological Thought. 4th ed. Prentice Hall, 1997.