Bihar  ek eitihasik adhyayan 
Om Prakash Prasad 
 - New Delhi  Rajkamal Prakashan  2013 
 - 607p. 
<br/><br/><label>ISBN: </label>978-81-267-2349-2  Rs.795.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>History, Ancient
<br/><br/><label>Dewey Class. No.: </label>954.123  / P911