Hello!

I am listing here the name of some CSAT books:-

*Tata McGraw Hill CSAT Manual

*CSAT II – Arihant

*Verbal & Non-Verbal Reasoning – R S Aggarwal

*Cracking the CSAT Civil Services Aptitude Test with Solved Papers

*The Pearson CSAT Manual

For more details follow the following link given below

https://www.google.com/amp/s/competition.careers360.com/articles/books-for-upsc-ias/amp

https://www.google.com/amp/s/competition.careers360.com/news/upsc-ias-2020-prelims-exam-be-conducted-on-may-31-check-best-books-prepare-for-civil-services-exam/amp

Thankyou!

Hope it helps!