Cita APA (7a ed.)

Knapp, M. L. (1972). Nonverbal communication in human interaction. Holt, Rinehart and Winston.

Cita Chicago Style (17a ed.)

Knapp, Mark L. Nonverbal Communication in Human Interaction. New York [etc.]: Holt, Rinehart and Winston, 1972.

Cita MLA (9a ed.)

Knapp, Mark L. Nonverbal Communication in Human Interaction. Holt, Rinehart and Winston, 1972.