Gaya APA

Adler, R, B., Elmhorst, J, M. (2002). Communicating at work : Principles and Practices for Bussiness and the Professions (Ed. 7). America: Mc Graw Hill.

Gaya MLA

Adler, Ronald, B.., Elmhorst, Jeanne, Marquard. "Communicating at work : Principles and Practices for Bussiness and the Professions". Ed. 7 America: Mc Graw Hill, 2002. Text.