Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

Leahey, Thomas Hardy. A History of Psychology: Main Currents in Psychological Thought. Upper Saddle River, NJ: Prentice Hall, 1997.

Cita MLA (9th ed.)

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