Census of India 1971 <br/><br/>
Tamil Nadu: establishments tables 

 - Delhi  The Manager of Publications  1973 
 - 780+p. 
 - Census of India 1971. Series-19, Tamil Nadu. Part III-B .
<br/><br/><label>Dewey Class. No.: </label>A81x54 In2/71/19/Pt3B