Hi Arvind

To get an answer for question like these, I will suggest you to check some of the useful links given below.

The links will give you the list of best books for JEE Main 2019 preparation. The books are for all three subjects - Physics, Chemistry and Mathematics, some of them are recommended by toppers of previous years' and experts of coaching institutes.

Here you go:

https://engineering.careers360.com/articles/best-books-for-jee-main-2019

https://engineering.careers360.com/articles/best-books-recommended-jee-main-toppers

https://engineering.careers360.com/articles/jee-main-2019-preparation-tips-experts

All the best for JEE Main 2019!