Doctor, R. (1999). Principles and practice of business communication F.Y.B.Com. Sheth.
Cita Chicago (17th ed.)Doctor, Rhoda. Principles and Practice of Business Communication F.Y.B.Com. Mumbai: Sheth, 1999.
Cita MLA (9th ed.)Doctor, Rhoda. Principles and Practice of Business Communication F.Y.B.Com. Sheth, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.