APA引文

Tracy, B. (2007). Eat that frog!: 21 great ways to stop procrastinating and get more done in less time.

Chicago Style (17th ed.) Citation

Tracy, Brian. Eat That Frog!: 21 Great Ways to Stop Procrastinating and Get More Done in Less Time. 2007.

MLA引文

Tracy, Brian. Eat That Frog!: 21 Great Ways to Stop Procrastinating and Get More Done in Less Time. 2007.

警告：這些引文格式不一定是100％准確.