Christensen, M., & Christensen, W. (2007). Be a network marketing superstar: The one book you need to make more money than you ever thought possible. AMACOM.
Chicago-viite (17. p.)Christensen, Mary, ja Wayne Christensen. Be a Network Marketing Superstar: The One Book You Need to Make More Money than You Ever Thought Possible. New York: AMACOM, 2007.
MLA-viite (9. p.)Christensen, Mary, ja Wayne Christensen. Be a Network Marketing Superstar: The One Book You Need to Make More Money than You Ever Thought Possible. AMACOM, 2007.
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