Παραπομπή APA

Howard, J. . A. (1973). Marketing management: Operating, strategic, and administrative (3rd ed.). Richard D. Irwin.

Παραπομπή Chicago Style

Howard, John A. Marketing Management: Operating, Strategic, and Administrative. 3rd ed. Illinois: Richard D. Irwin, 1973.

Παραπομπή MLA

Howard, John A. Marketing Management: Operating, Strategic, and Administrative. 3rd ed. Richard D. Irwin, 1973.