Cita APA (7a ed.)

Lewis, H. B. (1983). Freud and modern psychology. Plenum.

Cita Chicago Style (17a ed.)

Lewis, Helen Block. Freud and Modern Psychology. New York [etc.]: Plenum, 1983.

Cita MLA (9a ed.)

Lewis, Helen Block. Freud and Modern Psychology. Plenum, 1983.