Census of India 1961 <br/><br/>
Kerala: report on housing establishments and housing and establishment tables 

 - Delhi  The Manager of Publications  1964 
 - 260+p. 
 - Census of India 1961. Volume VII, Kerala. Part IV A and Part IV B .
<br/><br/><label>Dewey Class. No.: </label>A81x54 In2/61/7/Pt4A&4B