Johnston, M. W. (2006). Churchill/Ford/Walker’s Sales Force Management. Boston: McGraw-Hill/Irwin.
Trích dẫn kiểu ChicagoJohnston, Mark W. Churchill/Ford/Walker’s Sales Force Management. Boston: McGraw-Hill/Irwin, 2006.
Deismireacht MLAJohnston, Mark W. Churchill/Ford/Walker’s Sales Force Management. Boston: McGraw-Hill/Irwin, 2006.
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