Census of India,1971 <br/><br/>
General economic tables. Bihar  V.4, Pt.2B(2), (B-1 Part B, B-111, B-IV and B-VII to B-IX) 

 - Bihar  Govt. Press           1971 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:5.273sN71, L1.4-2B2