于文博 & 冯兵强. (2008). 每天进步1%: Make progress by one percent each day. 知识出版社.
Dyfyniad Arddull Chicago于文博 and 冯兵强. 每天进步1%: Make Progress by One Percent Each Day. 知识出版社, 2008.
Dyfyniad MLA于文博 and 冯兵强. 每天进步1%: Make Progress by One Percent Each Day. 知识出版社, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.