Treece, M. (1994). Successful communication for business and the professions (6th ed.). Allyn & Bacon.
Chicago Style aipamenaTreece, Malra. Successful Communication for Business and the Professions. 6th ed. Boston: Allyn & Bacon, 1994.
MLA aipamenaTreece, Malra. Successful Communication for Business and the Professions. 6th ed. Allyn & Bacon, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.