Hello student some of the best book for nift entrance examination are mentioned below -

1)Mc Graw Hill education

2)Nift examination guide by verma

3)concepts of pattern Grading

4)Nift examination guide by Dr RP datason

5)Nift entrance exam self guide

6)Arihant NIFT guide.

For more updates refer to the link mentioned below - https://www.google.com/amp/s/design.careers360.com/articles/nift-study-material/amp

Feel free to comment if you have any doubt

Good luck