Lua APA (7ú heag.)

Barnhart, S. A. (1976). Introduction to interpersonal communication (ed.). Thomas Y. Crowell.

Lua i Stíl Chicago (17ú heag.)

Barnhart, Sara A. Introduction to Interpersonal Communication. ed. New York: Thomas Y. Crowell, 1976.

Lua MLA (9ú heag.)

Barnhart, Sara A. Introduction to Interpersonal Communication. ed. Thomas Y. Crowell, 1976.

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