O'Reilly 出版社的书籍下载处
http://www.chinalinuxpub.com/doc/oreillybookself/
http://pcbook.godcn.net/
ｅ类出版物
http://www.epubcn.com/
E文书
http://maththinking.com/boat/computerbooks.html
还有
http://www.gorkhali.com/kamal/download.htm
http://www.itcertifer.com/index.asp
加上
http://www.oopweb.com/
http://www.experts-exchange.com/
转载自ITPUB
自己添一个:
eastasp.com
http://www.eastasp.com/