Hello there

It's very important to be right when we choose books for the preparation as they are very very much important for any competitive exam or for any examination. First of all you must have to complete your NCERTs just to make your basics strong as they are very helpful for solving various Complex problems which are asked in JEE mains and advanced  examination. So here I am giving you a link which you can refer out to know about all the books related to it subject which will make your preparation smoother and efficient.

https://engineering.careers360.com/articles/best-books-for-jee-advanced

I hope it helps you!

Good luck!