Adler, R., & Elmhorst, J. M. (2005). Communicating at Work: Principles and Practices for Business and the Professions (8th ed.). McGraw - Hill.

Adler, Ronald, and Jeanne Marquardt Elmhorst. Communicating at Work: Principles and Practices for Business and the Professions. 8th ed. Boston: McGraw - Hill, 2005.

Adler, Ronald, and Jeanne Marquardt Elmhorst. Communicating at Work: Principles and Practices for Business and the Professions. 8th ed. McGraw - Hill, 2005.