I can suggest you few names for VA preparation. These are some good reference material:

-A Good book for VA – How to Prepare for Verbal Ability and Reading Comprehension for the CAT Common Admission Test 4th Edition (Paperback) by Meenakshi Upadhyay, Arun Sharma. Publisher: Tata McGraw Hill

-The Pearson Guide To Verbal Ability And Logical Reasoning For The CAT 1st Edition (Paperback) by Nishit K. Sinha Publisher: Pearson

-Word Power Made Easy by NORMAN LEWIS, 2011 edition.

-A Communicative Grammar of English By: Geoffrey Leech, 2003 edition.

-30 Days to a More Powerful Vocabulary by Wilfred Funk and Norman Lewis, 1991 edition

Tips to work upon them:

1. Don’t Prepare for Verbal like you would for Quant section!
2. Read, Read and Read
3. Evaluate the Answer Options Critically
4. Don’t Worry About Grammar and Vocabulary
5. Approach LR Systematically

Good luck with your preparation!