APA aipamena

Vimal Rai Bhatnagar. (2001). DGP Question Bank: Sociology (5.). DGP.

Chicago Style aipamena

Vimal Rai Bhatnagar. DGP Question Bank: Sociology. 5. New Delhi: DGP, 2001.

MLA aipamena

Vimal Rai Bhatnagar. DGP Question Bank: Sociology. 5. DGP, 2001.