Doctor, A. (2005). Principles and practice of business communication F.Y.B.Com (13th.). Sheth Publishers.
Chicago Style aipamenaDoctor, Aspi. Principles and Practice of Business Communication F.Y.B.Com. 13th. Mumbai: Sheth Publishers, 2005.
MLA aipamenaDoctor, Aspi. Principles and Practice of Business Communication F.Y.B.Com. 13th. Sheth Publishers, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.