Census of India, 1971, series 20. 

 - Tripura:  tripura civil service.  1971. 
 - parts;  maps ;  24 cm. 
<br/><br/> Cover title. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>India--Languages--History.<br/>India--Census, 1971.
<br/><br/><label>Dewey Class. No.: </label>312.954  / INC 1971