APA (7th ed.) Citation

Gschwandtner, G. (2006). Mastering the essentials of sales: What you need to know to close every sale. McGraw-Hill Companies.

Chicago Style (17th ed.) Citation

Gschwandtner, Gerhard. Mastering the Essentials of Sales: What You Need to Know to Close Every Sale. New York: McGraw-Hill Companies, 2006.

MLA (9th ed.) Citation

Gschwandtner, Gerhard. Mastering the Essentials of Sales: What You Need to Know to Close Every Sale. McGraw-Hill Companies, 2006.