Walker, O. C. (2014). Marketing strategy a decision-focused approach 8th ed. McGraw-Hill.
Dyfyniad Arddull ChicagoWalker, Orville C. Marketing Strategy a Decision-focused Approach 8th Ed. McGraw-Hill, 2014.
Dyfyniad MLAWalker, Orville C. Marketing Strategy a Decision-focused Approach 8th Ed. McGraw-Hill, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.