APA (7th ed.) Citation

Knapp, M. L., & Hall, J. A. (2010). Nonverbal communication in human interaction (7th ed., international ed.). Wadsworth, Cengage Learning.

Chicago Style (17th ed.) Citation

Knapp, Mark L., and Judith A. Hall. Nonverbal Communication in Human Interaction. 7th ed., international ed. Boston: Wadsworth, Cengage Learning, 2010.

MLA (9th ed.) Citation

Knapp, Mark L., and Judith A. Hall. Nonverbal Communication in Human Interaction. 7th ed., international ed. Wadsworth, Cengage Learning, 2010.