Which books are best for prepretion of IIT mains and advanced

dear aman 
for maths 
1- iit maths by m l khanna 
for chemistry 
1- physical chemi by p bahadur 
2- organic chemi by cengage publication 
3- inorganic chemistry by grb publication ( ncert first you have to read then move to other books ) 
for physics 
1- concept of phy ( vol 1 and 2 ) by h c verma 
2- alongwith that take last 37 years book by mtg publication 
regards 
kindly approve