Census of India 1951 <br/><br/>
India: population zones, natural regions, sub-regions and divisions 

 - Delhi  The Manager of Publications  1952 
 - 152+p. 
 - Census of India 1951. India. Paper No. 2 .
<br/><br/><label>Dewey Class. No.: </label>A81x54 In2/51/52/2