Muthal, M. (2009). Business Communication .2009 (1 st.). Univesity of Mumbai.
Cita Chicago (17th ed.)Muthal, Mamta. Business Communication .2009. 1 st. Mumbai: Univesity of Mumbai, 2009.
Cita MLA (9th ed.)Muthal, Mamta. Business Communication .2009. 1 st. Univesity of Mumbai, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.