Cita APA (7a ed.)

Pfungst, O., & Rosenthal, R. (1965). Clever Hans (the horse of Mr. von Osten ). Holt, Rinehart and Winston, Inc.

Cita Chicago Style (17a ed.)

Pfungst, Oskar, y Robert Rosenthal. Clever Hans (the Horse of Mr. Von Osten ). New York ; Chicago ; San Francisco ; Toronto ; London: Holt, Rinehart and Winston, Inc, 1965.

Cita MLA (9a ed.)

Pfungst, Oskar, y Robert Rosenthal. Clever Hans (the Horse of Mr. Von Osten ). Holt, Rinehart and Winston, Inc, 1965.