Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

Leahey, Thomas Hardy. A History of Psychology: Main Currents in Psychological Thought. Fourth edition. Upper Saddle River, New Jersey: Prentice-Hall, 1997.

Cita MLA (9a ed.)

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