Walker, O. C. (2014). Marketing strategy a decision-focused approach 8th ed. McGraw-Hill.
Chicago-referens (17:e uppl.)Walker, Orville C. Marketing Strategy a Decision-focused Approach 8th Ed. McGraw-Hill, 2014.
MLA-referens (8:e uppl.)Walker, Orville C. Marketing Strategy a Decision-focused Approach 8th Ed. McGraw-Hill, 2014.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.