Doctor, A. (2005). Principles and practice of business communication F.Y.B.Com (13th.). Sheth Publishers.
Chicago-čujuhus (17. p.)Doctor, Aspi. Principles and Practice of Business Communication F.Y.B.Com. 13th. Mumbai: Sheth Publishers, 2005.
MLA-čujuhus (9. p.)Doctor, Aspi. Principles and Practice of Business Communication F.Y.B.Com. 13th. Sheth Publishers, 2005.
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