APA (7th ed.) Zitazioa
Knapp, M. L. (2006). Nonverbal communication in human interaction (6th ed.). Thomson.
Chicago Style (17th ed.) Zitazioa
Knapp, Mark L. Nonverbal Communication in Human Interaction. 6th ed. Belmont, California: Thomson, 2006.
MLA (9th ed.) Zitazioa
Knapp, Mark L. Nonverbal Communication in Human Interaction. 6th ed. Thomson, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.