Cita APA

Zikmund, W. G. (1999). Essentials marketing research. Fort Worth, TX: Dryden Press.

Chicago Style Citation

Zikmund, William G. Essentials Marketing Research. Fort Worth, TX: Dryden Press, 1999.

Cita MLA

Zikmund, William G. Essentials Marketing Research. Fort Worth, TX: Dryden Press, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.