Pontefract, D. (2016). The purpose effect: Building meaning in yourself, your role, and your organization. Elevate.
Chicago-Zitierstil (17. Ausg.)Pontefract, Dan. The Purpose Effect: Building Meaning in Yourself, Your Role, and Your Organization. Boise: Elevate, 2016.
MLA-Zitierstil (9. Ausg.)Pontefract, Dan. The Purpose Effect: Building Meaning in Yourself, Your Role, and Your Organization. Elevate, 2016.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.