Dear Sumit,

Preference wise Arihant is chosen by many students to prepare from. And this book is not easily available. Also Incase you don't find Arihant in stock then R.S Agarwal you can choose.

you can follow below preparation tips.

Do Practice as much as you can,
Solve previous year questions and Do more practice for Time Management.

Join Mock test to analyze your performance.

All The Best!