go through our link ,
http://www.askiitians.com/iit-jee/
it has an elaborate information on IITJEE
list of important books
http://www.askiitians.com/important-books-iit-jee.aspx
In current time of tough competition i would recommend that you go for smart study and subscribe to some correspondence course instead of searching for topics in books.
you can find askiitans material at
http://www.askiitians.com/free-lessons-for-iit-jee.aspx
Thanks & Regards
Saurabh Singh,
askIITians Faculty
B.Tech.
IIT Kanpur