Hello,

Here is the name of the best book for CAT exam;

1. Quantitative Ability and Data Interpretation;

• How to prepare for Quantitative by Arun Sharma (TMH Publication).
• How to prepare for Data Interpretation by Arun Sharma (TMH Publication) – Only for Basics.
• The Pearson Guide to Quantitative Aptitude and Data Interpretation by Nishit Sinha.
• Quantum CAT by Sarvesh Verma (Arihant Publication) – For non engineers.
• Study Material of any of the coachings (TIME/CL/IMS) – Only if you are a first time taker.

2. For Verbal Ability;

• How to prepare for Verbal Ability and Reading Comprehension by Arun Sharma and Meenakshi Sharma (TMH Publication).
• Study Material of any of the coachings.
• (TIME/CL/IMS) – Only if you are a first time taker.
• Newspaper Editorials – The Hindu and The Economic Times.
• Magazines – Business World and Frontline.
• Word Power Made Easy – By Norman Lewis.
• English Grammar and Composition – Wren and Martin.

3. For Logical Reasoning;

• Arihant Logical Reasoning Book – For non CAT Exams
• How to prepare for Logical Reasoning by Arun Sharma (TMH Publication) – For Basics
• Past Test Papers and Mock Tests
• Study Material of any of the coachings (TIME/CL/IMS) – Only if you are a first time taker
• Puzzles to Puzzle You – Shakuntala Devi

Hope this will help you. Best of luck.