census of India 1991 <br/><br/>
Economic Tables Series 24 Part 3 B - B 

 - TRIPURA  Govt press india          1991 
<br/><br/> Glossary: p 545-49 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:5.2792sN91, P2.24