Ensor, John.

Strategic marketing : = planning and control / by: Ashford, Ruth.; Ensor, John.; Chartered Institute of Marketing.; Drummond, Graeme. (書目-語言資料,印刷品)

Introduction to marketing concepts by: Drummond, Graeme.; Ensor, John.; ProQuest (Firm) (書目-電子資源)

Introduction to marketing concepts by: Drummond, Graeme.; Ensor, John.; ebrary, Inc. (書目-語言資料,印刷品)