Tracy, B. (2017). Eat that frog!: 21 great ways to stop procrastinating and get more done in less time (Third edition.). Berrett-Koehler Publishers, Inc.
Chicago-Zitierstil (17. Ausg.)Tracy, Brian. Eat That Frog!: 21 Great Ways to Stop Procrastinating and Get More Done in Less Time. Third edition. Oakland, CA: Berrett-Koehler Publishers, Inc, 2017.
MLA-Zitierstil (9. Ausg.)Tracy, Brian. Eat That Frog!: 21 Great Ways to Stop Procrastinating and Get More Done in Less Time. Third edition. Berrett-Koehler Publishers, Inc, 2017.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.