I my previous post, i have recommended one book for IBPS PO 2013 & IBPS RRB PO 2013 Exams. In this post i recommend one book for IBPS RRB Office Assistant Exam 2013. To know the level of toughness and some other models which differs from PO exam, you need separate books for both the exams.
Best Books for IBPS RRB Office Assistant (Clerk) Exam 2013/ Book for Bank Clerk Exam Preparation:
Our Price: Rs.365
Our Price: Rs. 85
This book is useful if you are poor in maths. Practicing this book will definitely change your speed and accuracy.
List Price: Rs. 325
Our Price: Rs. 260