Kaul Asha. (2003). Effective business communication. Prentice-Hall of India.
Cita Chicago Style (17a ed.)Kaul Asha. Effective Business Communication. New Delhi: Prentice-Hall of India, 2003.
Cita MLA (9a ed.)Kaul Asha. Effective Business Communication. Prentice-Hall of India, 2003.
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