Johnston, M. W., & Marshall,Greg W. (2006). Churchill/ Ford/ Walker's Sales force management (8th ed.). Tata McGraw-Hill.
Chicago ZitierstilJohnston, Mark W., und Marshall,Greg W. Churchill/ Ford/ Walker's Sales Force Management. 8th ed. New Delhi: Tata McGraw-Hill, 2006.
MLA ZitierstilJohnston, Mark W., und Marshall,Greg W. Churchill/ Ford/ Walker's Sales Force Management. 8th ed. Tata McGraw-Hill, 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.