Rodriques, M. V. (1992). Effective business communication. Concept Building Co..
Chicago Style aipamenaRodriques, M. V. Effective Business Communication. London: Concept Building Co., 1992.
MLA aipamenaRodriques, M. V. Effective Business Communication. Concept Building Co., 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.