Cita APA (7th ed.)

CUNNINGHAM, W. H., CUNNINGHAM, I. C., & AWIFT, C. M. (1987). Marketing: A managerial approach.-- ed.2. South-Western Pub.

Cita Chicago (17th ed.)

CUNNINGHAM, William H., Isabella C.M CUNNINGHAM, i Christopher M. AWIFT. Marketing: A Managerial Approach.-- Ed.2. Cincinnati: South-Western Pub, 1987.

Cita MLA (9th ed.)

CUNNINGHAM, William H., et al. Marketing: A Managerial Approach.-- Ed.2. South-Western Pub, 1987.