you can visit <a href="https://www.nbcafe.in/engg/" target="_blank" rel="nofollow noopener noreferrer">www.nbcafe.in</a> they have lots of ebooks department wise

hi friend you can visit <clipped> also they have good study tips,ebooks and study material for GATE 2013.And all are free downloadable you can only register yourself to their forum.

hiiii friends no need to spend any money, for getting good quality engineering study material with you can also get solved question paper of gate upto 2012 for different engineering...

hiiii friends for getting good quality engineering ebooks you can visit <a href="https://www.nbcafe.in/engg/" target="_blank" rel="nofollow noopener noreferrer">www.nbcafe.in</a> they have lots of free downloadable ebooks