Cita APA (7th ed.)
Verderber, R. F. (1993). Communicate! (7th ed.). Wadsworth Pub..
Cita Chicago (17th ed.)
Verderber, Rudolph F. Communicate! 7th ed. Belmont, Calif.: Wadsworth Pub., 1993.
Cita MLA (9th ed.)
Verderber, Rudolph F. Communicate! 7th ed. Wadsworth Pub., 1993.
Atenció: Aquestes cites poden no estar 100% correctes.