APA (7th ed.) Citation

Zikmund, W. G. (2009). Essentials of Marketing Research. Cengage.

Chicago Style (17th ed.) Citation

Zikmund, William G. Essentials of Marketing Research. Delhi: Cengage, 2009.

MLA (9th ed.) Citation

Zikmund, William G. Essentials of Marketing Research. Cengage, 2009.