APA (7th ed.) Citation

DeVito, J. A. (1993). Messages: Building interpersonal communication skills (2nd.ed.). Harper Collins.

Chicago Style (17th ed.) Citation

DeVito, Joseph A. Messages: Building Interpersonal Communication Skills. 2nd.ed. New York: Harper Collins, 1993.

MLA (9th ed.) Citation

DeVito, Joseph A. Messages: Building Interpersonal Communication Skills. 2nd.ed. Harper Collins, 1993.