Census of India,1961 <br/><br/>
Cultural and migration tables .Nagaland  V 23, Pt.2-C 

 - Nagaland  Govt. Press           1961 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:5.277NsN61, K1.23-2-C