Cita APA (7th ed.)

Hillner, K. P. (1984). History and systems of modern psychology: A conceptual approach. Gardner Press.

Cita Chicago (17th ed.)

Hillner, Kenneth P. History and Systems of Modern Psychology: A Conceptual Approach. New York: Gardner Press, 1984.

Cita MLA (9th ed.)

Hillner, Kenneth P. History and Systems of Modern Psychology: A Conceptual Approach. Gardner Press, 1984.