Cita APA (7th ed.)

Ullman, L. P., & Krasner, L. (1965). Case studies in behavior modification. Holt, Rinehart and Winston.

Cita Chicago (17th ed.)

Ullman, Leonard P., i Leonard Krasner. Case Studies in Behavior Modification. New York: Holt, Rinehart and Winston, 1965.

Cita MLA (9th ed.)

Ullman, Leonard P., i Leonard Krasner. Case Studies in Behavior Modification. Holt, Rinehart and Winston, 1965.