APA (7th ed.) Citation

Knapp, M. L., & Hall, J. A. (2010). Nonverbal communication in human interaction. Wadsworth.

Chicago Style (17th ed.) Citation

Knapp, Mark L., and Judith A. Hall. Nonverbal Communication in Human Interaction. Wadsworth, 2010.

MLA (8th ed.) Citation

Knapp, Mark L., and Judith A. Hall. Nonverbal Communication in Human Interaction. Wadsworth, 2010.

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