Crowley, D. (2020). Urgent!: Strategies to control urgency, reduce stress and increase productivity (Unabridged.). Gildan Audio.
Chicago-Zitierstil (17. Ausg.)Crowley, Dermot. Urgent!: Strategies to Control Urgency, Reduce Stress and Increase Productivity. Unabridged. New York: Gildan Audio, 2020.
MLA-Zitierstil (9. Ausg.)Crowley, Dermot. Urgent!: Strategies to Control Urgency, Reduce Stress and Increase Productivity. Unabridged. Gildan Audio, 2020.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.