Gschwandtner, G. (2007). The essential sales management handbook: Your secret weapon to success. New York, NY: McGraw-Hill.
Chicago ZitierstilGschwandtner, Gerhard. The Essential Sales Management Handbook: Your Secret Weapon to Success. New York, NY: McGraw-Hill, 2007.
MLA ZitierstilGschwandtner, Gerhard. The Essential Sales Management Handbook: Your Secret Weapon to Success. New York, NY: McGraw-Hill, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.