APA (7th ed.) Citation

Zikmund, W. G. (1999). Essentials of marketing research. Dryden Press.

Chicago Style (17th ed.) Citation

Zikmund, William G. Essentials of Marketing Research. Fort Worth [u.a.]: Dryden Press, 1999.

MLA (9th ed.) Citation

Zikmund, William G. Essentials of Marketing Research. Dryden Press, 1999.