Gilson, C., & Berkman, H. W. (1980). Advertising: Concepts and strategies. Random House.
Cita Chicago (17th ed.)Gilson, Christopher, i Harold W. Berkman. Advertising: Concepts and Strategies. New York: Random House, 1980.
Cita MLA (9th ed.)Gilson, Christopher, i Harold W. Berkman. Advertising: Concepts and Strategies. Random House, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.