APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.