Census of India <br/><br/>
Regional divisions of India - a cartographic analysis: Kerala 

 - New Delhi  Registrar General and Census Commissioner  1988 
 - 232+p. 
 - Census of India. Series-1, Kerala. Volume-X. Occasional Papers .
<br/><br/><label>Dewey Class. No.: </label>A81069x54 In2/1/10