If you are a computer geek then E-Book is not a new term for you because I guess its only the source of knowledge. You might say I learnt from Facebook blogs and blah blah but believe me that many of those contents were copied from one of the E-Book . Knowledge doesn't cost anything it just needs interest. So geeks today I'm gonna share a list with you guys and the list is of 20 best sites to download free E-Books. Nothing new is in this because I never share ideas that costs :P
Here is the list