Donnolo, M. (2014). The innovative sale: Unleash your creativity for better customer solutions and extraordinary results. American Management Association.
Chicago-Zitierstil (17. Ausg.)Donnolo, Mark. The Innovative Sale: Unleash Your Creativity for Better Customer Solutions and Extraordinary Results. New York: American Management Association, 2014.
MLA-Zitierstil (9. Ausg.)Donnolo, Mark. The Innovative Sale: Unleash Your Creativity for Better Customer Solutions and Extraordinary Results. American Management Association, 2014.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.