APA (7e ed.) Bronvermelding

Cunningham, W. H., & Cunningham, I. C. M. (1981). Marketing, a managerial approach. South-Western Pub. Co..

Chicago (17e ed.) Bronvermelding

Cunningham, William Hughes, en Isabella C. M. Cunningham. Marketing, a Managerial Approach. Cincinnati: South-Western Pub. Co., 1981.

MLA (8e ed.) Bronvermelding

Cunningham, William Hughes, en Isabella C. M. Cunningham. Marketing, a Managerial Approach. South-Western Pub. Co., 1981.