Cita APA (7th ed.)
Newman, R. G. (1987). Communicating in business today. D.C heath.
Cita Chicago (17th ed.)
Newman, Ruth G. Communicating in Business Today. Lexington: D.C heath, 1987.
Cita MLA (9th ed.)
Newman, Ruth G. Communicating in Business Today. D.C heath, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.