APA aipamena

Gschwandtner, G. (2007). The essential sales management handbook: Your secret weapon to success. New York, NY: McGraw-Hill.

Chicago Style aipamena

Gschwandtner, Gerhard. The Essential Sales Management Handbook: Your Secret Weapon to Success. New York, NY: McGraw-Hill, 2007.

MLA aipamena

Gschwandtner, Gerhard. The Essential Sales Management Handbook: Your Secret Weapon to Success. New York, NY: McGraw-Hill, 2007.