Cita APA (7th ed.)

Perreault, W. D. (1997). Essentials of marketing: A global-managerial approach (7th.ed.). Irwin.

Cita Chicago (17th ed.)

Perreault, William D. Essentials of Marketing: A Global-managerial Approach. 7th.ed. Chicago: Irwin, 1997.

Cita MLA (9th ed.)

Perreault, William D. Essentials of Marketing: A Global-managerial Approach. 7th.ed. Irwin, 1997.