Tohutoro APA (7th ed.)

Howard, J. A. (1965). Marketing theory. Allyn and Bacon.

Tohutoru Kātū Chicago (17th ed.)

Howard, John A. Marketing Theory. Boston: Allyn and Bacon, 1965.

Tohutoro MLA (9th ed.)

Howard, John A. Marketing Theory. Allyn and Bacon, 1965.