Calvin, R. J. (2007). Sales management demystified: A Self-Teaching Guide. New York, NY: McGraw-Hill.
Chicago ZitierstilCalvin, Robert J. Sales Management Demystified: A Self-Teaching Guide. New York, NY: McGraw-Hill, 2007.
MLA ZitierstilCalvin, Robert J. Sales Management Demystified: A Self-Teaching Guide. New York, NY: McGraw-Hill, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.