Census of India 1961 <br/><br/>
Kerala: village survey monographs tribal areas 

 - Delhi  The Controller of Publications  1974 
 - 327+p. 
 - Census of India 1961. Volume VII, Kerala. Part VI H .
<br/><br/><label>Dewey Class. No.: </label>A81x54 In2/61/7/Pt6H