Language 

 - Thiruvananthapuram:  Directorate of Census Operations,  1991. 
 - iii,188p. 
 - 12 .
<br/><br/><label>Subjects--Index Terms: </label>Census 1991 
<br/><br/><label>Dewey Class. No.: </label>312(548.3)  / "1991"