Cita APA (7a ed.)

Day, W. F., & Leigland, S. (1992). Radical behaviorism: Willard Day on psychology and philosophy. Context Press.

Cita Chicago Style (17a ed.)

Day, Willard F., y Sam Leigland. Radical Behaviorism: Willard Day on Psychology and Philosophy. Reno, Nev.: Context Press, 1992.

Cita MLA (8a ed.)

Day, Willard F., y Sam Leigland. Radical Behaviorism: Willard Day on Psychology and Philosophy. Context Press, 1992.