Census of India 1971 <br/><br/>
Sikkim: establishment and housing tables 

 - Delhi  The Controller of Publications  1981 
 - 121+p. 
 - Census of India 1971. Series-18A, Sikkim. Part-III & IV .
<br/><br/><label>Dewey Class. No.: </label>A81x54 In2/71/18A/PT3&4