Mentjes, U. C. (2011). Selling with intention: The mindset and tools you need to double or triple your sales this year (2nd ed.). Morgan James Pub.
Chicago-Zitierstil (17. Ausg.)Mentjes, Ursula C. Selling with Intention: The Mindset and Tools You Need to Double or Triple Your Sales This Year. 2nd ed. New York: Morgan James Pub, 2011.
MLA-Zitierstil (9. Ausg.)Mentjes, Ursula C. Selling with Intention: The Mindset and Tools You Need to Double or Triple Your Sales This Year. 2nd ed. Morgan James Pub, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.