Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.