Hey.

Here is a list of a few good books for preparation of CAT. You can use any of the following that you are comfortable with.

• Arun Sharma’s ‘How to prepare for Quantitative Ability for CAT’, published by Tata McGraw Hill
•  Arun Sharma’s The Complete CAT Digest, by Tata McGraw-Hill
•  How to Prepare for the CAT Common Admissions Test by Muhamed Muneer,  
• Quantitative Aptitude for Competitive Examinations by Abhijit Guha (Tata McGraw-Hill)  
• Quantitative Aptitude for CAT and Other MBA Entrance Exams by Trishna Knowledge Systems (Pearson)  
• Nishit Sinha’s The Pearson Guide to Verbal Ability and Logical Reasoning (Pearson) 
•  Word Power Made Easy by Norman Lewis.
•  Barron’s Pocket Guide to Vocabulary.
•  Trishna's Verbal Ability And Logical Reasoning For The CAT And Other MBA Examinations by T.I.M.E. Publisher: Pearson   

Best of luck!