Citazione APA

Murphy, H. . A. (2010). Effective business communication (7th ed.). Tata Mc Graw Hill.

Stile di citazione Chicago

Murphy, Herta A. Effective Business Communication. 7th ed. New Delhi: Tata Mc Graw Hill, 2010.

Citazione MLA

Murphy, Herta A. Effective Business Communication. 7th ed. Tata Mc Graw Hill, 2010.