APA
Sharma D. D., . (2004). Marketing research, Principles applications and cases. New Delhi: Sultan Chand & Sons.
Chicago
Sharma Dr D.D, . 2004. Marketing research, Principles applications and cases. New Delhi: Sultan Chand & Sons.
Harvard
Sharma D. D., . (2004). Marketing research, Principles applications and cases. New Delhi: Sultan Chand & Sons.
MLA
Sharma Dr D.D, . Marketing research, Principles applications and cases. New Delhi: Sultan Chand & Sons. 2004.