PERREAULT, W. D. C. (2014). Basic marketing: : a marketing strategy planning approach. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)PERREAULT, William D. Cannon. Basic Marketing: : A Marketing Strategy Planning Approach. McGraw-Hill, 2014.
Lua MLA (9ú heag.)PERREAULT, William D. Cannon. Basic Marketing: : A Marketing Strategy Planning Approach. McGraw-Hill, 2014.
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