APA Citatie

Cunningham, I. C., & Cunningham, W. H. (1981). Marketing: A managerial approach. South- Western Publishing.

Chicago Style citaat

Cunningham, Isabeller C., en William H. Cunningham. Marketing: A Managerial Approach. Chicago: South- Western Publishing, 1981.

MLA citatie

Cunningham, Isabeller C., en William H. Cunningham. Marketing: A Managerial Approach. South- Western Publishing, 1981.