于文博 & 冯兵强. (2008). 每天进步1%: Make progress by one percent each day. 知识出版社.
Chicago Style (17th ed.) Citation于文博 i 冯兵强. 每天进步1%: Make Progress by One Percent Each Day. 知识出版社, 2008.
Cita MLA于文博 i 冯兵强. 每天进步1%: Make Progress by One Percent Each Day. 知识出版社, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.