Christensen, M. (2007). Be a network marketing superstar: The one book you need to make more money than you ever thought possible. AMACOM.
Chicago-Zitierstil (17. Ausg.)Christensen, Mary. Be a Network Marketing Superstar: The One Book You Need to Make More Money than You Ever Thought Possible. New York: AMACOM, 2007.
MLA-Zitierstil (9. Ausg.)Christensen, Mary. Be a Network Marketing Superstar: The One Book You Need to Make More Money than You Ever Thought Possible. AMACOM, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.