PERREAULT, W. D., CANNON, J. P., & MCCARTHY, E. J. (2012). Essentials of marketing. A marketing strategy planning approach. McGraw-Hill Book Company.

PERREAULT, William D., Joseph P. CANNON, and E. Jerome MCCARTHY. Essentials of Marketing. A Marketing Strategy Planning Approach. McGraw-Hill Book Company, 2012.

PERREAULT, William D., et al. Essentials of Marketing. A Marketing Strategy Planning Approach. McGraw-Hill Book Company, 2012.