Cita APA (7th ed.)

Smith, W. I. (1966). Conditioning and instrumental learning: A program for self-instruction. McGraw-Hill.

Cita Chicago (17th ed.)

Smith, Wendell Irving. Conditioning and Instrumental Learning: A Program for Self-instruction. New York: McGraw-Hill, 1966.

Cita MLA (9th ed.)

Smith, Wendell Irving. Conditioning and Instrumental Learning: A Program for Self-instruction. McGraw-Hill, 1966.