Are you aware of Internet Archive? — The best collection of everything on Internet

Internet Archive is a non-profit library of millions of free books, movies, software, music, websites, and more.

Do you really need to look out for a source of information or knowledge today? I don’t think so. Just go to this beautiful archive and look around. Billions & millions of educational, knowledge and informations are available on this single platform. It is probably the best thing available on the internet today. In other worlds its the best library, biggest knowledge tang and best reference linkage to all your needs. Have a look.