APA استشهاد

Gupta, P. (2010). Business communication. Vayu Education of India.

استشهاد بنمط شيكاغو

Gupta, Puneet. Business Communication. New Delhi: Vayu Education of India, 2010.

MLA استشهاد

Gupta, Puneet. Business Communication. Vayu Education of India, 2010.