Cita APA (7th ed.)

Bhatnagar, P. (2008). Written communication. Rajat Publications.

Cita Chicago (17th ed.)

Bhatnagar, Piyush. Written Communication. New Delhi: Rajat Publications, 2008.

Cita MLA (9th ed.)

Bhatnagar, Piyush. Written Communication. Rajat Publications, 2008.