Census of India 1971 <br/><br/>
Bihar: report on establishments and subsidiary tables on establishment tables 

 - Delhi  The Manager of Publications  1977 
 - 610+p. 
 - Census of India 1971. Series-4, Bihar. Part III-A .
<br/><br/><label>Dewey Class. No.: </label>A81x54 In2/71/4/Pt 3 A