Gupta, S. (2011). Elements of business communication. Anmol Publication.
Chicagoスタイル(17版)引用形式Gupta, Sudhir. Elements of Business Communication. New Delhi: Anmol Publication, 2011.
MLA(9版)引用形式Gupta, Sudhir. Elements of Business Communication. Anmol Publication, 2011.
警告: この引用は必ずしも正確ではありません.