APA (7e ed.) Bronvermelding

Cunningham, W. H. (1987). Marketing a managerial approach (2ª ed.). South-Western.

Chicago (17e ed.) Bronvermelding

Cunningham, William H. Marketing a Managerial Approach. 2ª ed. South-Western, 1987.

MLA (9e ed.) Bronvermelding

Cunningham, William H. Marketing a Managerial Approach. 2ª ed. South-Western, 1987.

Let op: Deze citaties zijn niet altijd 100% accuraat.