Walker, Orville C

Marketing Management : A Strategic Approach by: Walker, Orville C; Boyal, Harper W (書目-語言資料,印刷品)

Marketing strategy : planning and implementation by: Larreche, Jean-Claude; Walker, Orville C; Boyd, Harper W (書目-語言資料,印刷品)

Churchill/Ford/Walker's sales force management by: Marshall, Greg W; Johnston, Mark W; Churchill, Gilbert A; Ford, Neil M; Walker, Orville C (書目-語言資料,印刷品)