APA (7e ed.) Bronvermelding

Howard, J. A. (1963). Marketing: Executive and buyer behavior. Columbia University Press.

Chicago (17e ed.) Bronvermelding

Howard, John A. Marketing: Executive and Buyer Behavior. New York: Columbia University Press, 1963.

MLA (9e ed.) Bronvermelding

Howard, John A. Marketing: Executive and Buyer Behavior. Columbia University Press, 1963.