Tounderstandthemarketingconcept,itisonlynecessarytounde...
问题详情:Tounderstandthemarketingconcept,itisonlynecessarytounderstandthedifferencebetweenmarketingandselling.Nottoomanyyearsago,mostindustriesconcentratedprimarilyontheefficientproductionofgoods,andthe...