Perreault, W. D., Cannon, J. P., & McCarthy, E. J. (2012). Essentials of marketing: A marketing strategy planning approach (13 edition.). McGraw-Hill/Irwin.

Perreault, William D., Joseph P. Cannon, and E. Jerome McCarthy. Essentials of Marketing: A Marketing Strategy Planning Approach. 13 edition. New York: McGraw-Hill/Irwin, 2012.

Perreault, William D., et al. Essentials of Marketing: A Marketing Strategy Planning Approach. 13 edition. McGraw-Hill/Irwin, 2012.