Kaplan Thaler, L., & Koval, R. (2015). Grit to great: How perseverance, passion, and pluck take you from ordinary to extraordinary (First edition.). Crown Business.
Chicago-Zitierstil (17. Ausg.)Kaplan Thaler, Linda, und Robin Koval. Grit to Great: How Perseverance, Passion, and Pluck Take You from Ordinary to Extraordinary. First edition. New York: Crown Business, 2015.
MLA-Zitierstil (9. Ausg.)Kaplan Thaler, Linda, und Robin Koval. Grit to Great: How Perseverance, Passion, and Pluck Take You from Ordinary to Extraordinary. First edition. Crown Business, 2015.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.