Thingalaya, N.K. <br/><br/>
Pigmy economic review 

 - Manipal  Economic research  1976 -78 
<br/><br/> Vol (no.10-11); Vol.22(no.6)<br/>Vol.23(no.1-12)<br/>Vol.24(no.1-12) 
<br/><br/><label>Dewey Class. No.: </label>330.05  / PER