Lucent's Objective general knowledge  
Sanjeev Kumar & others  
 - 4th ed. 
 - Patna  Lucent Publication  2015 
 - 626p. 
<br/><br/><label>ISBN: </label>978-81-929-335-4-2  Rs.340.00 
<br/><br/><label>Dewey Class. No.: </label>