Disha <br/><br/>
31 IBPS RRB Officers Scale-1 & Office Assistant Prelims and Main PYQS 

 - 4th ed 
 - New Delhi  Disha Publication  2022 
 - V P 
<br/><br/><label>ISBN: </label> RS 525.00 
<br/><br/><label>Dewey Class. No.: </label>370.26076 DIS