Tracy, B. (2017). Eat that frog!: Action workbook (First edition.). Berrett-Koehler Publishers.
Cita Chicago Style (17a ed.)Tracy, Brian. Eat That Frog!: Action Workbook. First edition. Oakland, CA: Berrett-Koehler Publishers, 2017.
Cita MLA (9a ed.)Tracy, Brian. Eat That Frog!: Action Workbook. First edition. Berrett-Koehler Publishers, 2017.
Precaución: Estas citas no son 100% exactas.