Perreault, W. D. (2008). Learning aid for use with Essentials of marketing: A marketing strategy planning approach. Boston, Mass: McGraw-Hill.
Παραπομπή Chicago StylePerreault, William D. Learning Aid for Use With Essentials of Marketing: A Marketing Strategy Planning Approach. Boston, Mass: McGraw-Hill, 2008.
Παραπομπή MLAPerreault, William D. Learning Aid for Use With Essentials of Marketing: A Marketing Strategy Planning Approach. Boston, Mass: McGraw-Hill, 2008.
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