Hello,

Here is the some best books which you can go for, name of the books are as follows;

1. Words made easy by Norman Lewis.

2. How to read better and faster by Norman Lewis.

3. High school grammar and composition by Wren and Martin.

4. NCERT grammar books.

5. Quantitative aptitude for XAT by Arun Sharma.

6. Data Interpretation by Arun Sharma

7. Quantitative Aptitude Quantum XAT by Sarvesh K Verma

8. XAT solved sample papers by Gautam Puri

9. Pearson General Knowledge Manual by Pearson Education.

10. XAT general awareness question bank by Disha Publication.

Hope this will help you. All the best.