[linux]免費的口袋電子書 Ubuntu Pocket Guide and Reference

在 Around The Geek World - Feb 2009 看到的：

If you are one of the very few who did not download the free Ubuntu Pocket Guide eBook, it is time to do it now.

這本書有電子版和印刷版，其中電子版是免費的，而且沒修改過電子版是可以散佈的。有需要的快動手囉！