It’s useless to have the world’s largest library available to you if you don’t know how to take full advantage of its power! Untangled the web – is an extensive guide to Internet research that will help you understand how to use the Internet more efficiently to find useful information and appreciate why the Internet is an invaluable resource.
Download the guide from here – http://www.nsa.gov/public_info/_files/Untangling_the_Web.pdf