Cita APA (7th ed.)

Hull, C. L. (1943). Principles of behavior: An introduction to behavior theory. Appleton-Century-Crofts.

Cita Chicago (17th ed.)

Hull, Clark Leonard. Principles of Behavior: An Introduction to Behavior Theory. New York: Appleton-Century-Crofts, 1943.

Cita MLA (9th ed.)

Hull, Clark Leonard. Principles of Behavior: An Introduction to Behavior Theory. Appleton-Century-Crofts, 1943.