Παραπομπή APA

Sharma, D. (1988). Marketing research: Principles applications and cases. S.chand.

Παραπομπή Chicago Style

Sharma, D.D. Marketing Research: Principles Applications and Cases. New Delhi: S.chand, 1988.

Παραπομπή MLA

Sharma, D.D. Marketing Research: Principles Applications and Cases. S.chand, 1988.