If you are looking for JEE Main preparation books then I would suggest you to go through well with NCERT books, It will help you to clear your basic concept. The other books you can prefer given below:

The other books you can refer-
 Books for Mathematics

    Trigonometry by S. L. Loney

    Higher Algebra by Hall & Knight

    Maths XI & XII by NCERT

    Co-ordinate Geometry by S. L. Loney

    Problems in Calculus of One Variable by I.A. Maron

 Books for Physics

    Problems in General Physics by I.E. Irodov

    Fundamentals of Physics by Halliday, Resnick & Walker

    Concepts of Physics Vol I and II by H.C. Verma

 Books for Chemistry

    Organic Chemistry by Paula Bruice Yurkanis

    Organic Chemistry by Morrison & Boyd

    Inorganic Chemistry by J.D. Lee

    Numerical Chemistry by P. Bahadur

You can also prefer the below given link for the further information

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

Good Luck!