Census of India 1981 <br/><br/>
Bihar: general economic tables 

 - Delhi  Controller of Publications  1986 
 - 885+p. 
 - Census of India 1981. Series-4, Bihar. Part-III A & B (iv) .
<br/><br/><label>Dewey Class. No.: </label>A81x54 In2/81/4/Pt3A&B/4