APA استشهاد

Sengupta N K. (1987). Government and business/6e (6th ed.). Vikas.

استشهاد بنمط شيكاغو

Sengupta N K. Government and Business/6e. 6th ed. New Delhi: Vikas, 1987.

MLA استشهاد

Sengupta N K. Government and Business/6e. 6th ed. Vikas, 1987.