Walker, O. C. (1995). Marketing strategy: Planning and implementation. Chicago: Irwin.
Chicago Style CitationWalker, Orville C. Marketing Strategy: Planning and Implementation. Chicago: Irwin, 1995.
Cita MLAWalker, Orville C. Marketing Strategy: Planning and Implementation. Chicago: Irwin, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.