Cita APA

Zikmund, W. G., & D'Amico, M. (1998). Effective marketing: Creating and keeping customers (2nd ed.). Cincinnati, OH: South-Western College.

Chicago Style Citation

Zikmund, William G., i Michael D'Amico. Effective Marketing: Creating and Keeping Customers. 2nd ed. Cincinnati, OH: South-Western College, 1998.

Cita MLA

Zikmund, William G., i Michael D'Amico. Effective Marketing: Creating and Keeping Customers. 2nd ed. Cincinnati, OH: South-Western College, 1998.

Atenció: Aquestes cites poden no estar 100% correctes.