APA (7th ed.) Zitazioa
Knapp, M. L. (1980). Essentials of nonverbal communication (ed.). Holt, Rinehart and Winston.
Chicago Style (17th ed.) Zitazioa
Knapp, Mark L. Essentials of Nonverbal Communication. ed. New York: Holt, Rinehart and Winston, 1980.
MLA (9th ed.) Zitazioa
Knapp, Mark L. Essentials of Nonverbal Communication. ed. Holt, Rinehart and Winston, 1980.
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