hii vaibhav

i have found the list of books for you kindly refer below

AutoCAD 2013 and AutoCAD LT 2013  by Donnie Gladfelter

Mastering AutoCAD 2013 and AutoCAD LT 2013 by George Omura and Brian C. Benton

AutoCAD 2012 and AutoCAD LT 2012 Bible by Ellen Finkelstein

Mastering AutoCAD 2012 and AutoCAD LT 2012 (Autodesk Official Training Guides) by George Omura and Rick Graham

hope this helps