APA استشهاد

M K Sehgal & Vandana Khetarpal. (2006). Business communication. Excel Books.

استشهاد بنمط شيكاغو

M K Sehgal و Vandana Khetarpal. Business Communication. New Delhi: Excel Books, 2006.

MLA استشهاد

M K Sehgal و Vandana Khetarpal. Business Communication. Excel Books, 2006.