Census of India,1971 <br/><br/>
Housing report and tables. Nagaland  V.15, Pt. 4. 

 - Nagaland  Govt. Press           1971 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:5.277NsN71, L1.15-4