Gschwandtner, G. (2007). The essential sales management handbook: Your secret weapon to success. New York, NY: McGraw-Hill.
Stile di citazione ChicagoGschwandtner, Gerhard. The Essential Sales Management Handbook: Your Secret Weapon to Success. New York, NY: McGraw-Hill, 2007.
Citazione MLAGschwandtner, Gerhard. The Essential Sales Management Handbook: Your Secret Weapon to Success. New York, NY: McGraw-Hill, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.