Census of India 1971 <br/><br/>
Kerala: economic tables 

 - New Delhi  The Controller of Publications  1977 
 - 250+p. 
 - Census of India 1971. Series-9, Kerala. Part II-B (i) .
<br/><br/> Contents: Tables B-I to B-IV 
<br/><br/><label>Dewey Class. No.: </label>A81x54 In2/71/9/Pt2B/1