Cita APA (7th ed.)

Sharma, D. (2006). Marketing Research (2.). Sultan Chand.

Cita Chicago (17th ed.)

Sharma, D.D. Marketing Research. 2. New Delhi: Sultan Chand, 2006.

Cita MLA (9th ed.)

Sharma, D.D. Marketing Research. 2. Sultan Chand, 2006.