Census of India, 1991 <br/><br/>
Economic tables   Pt. III-B series    

 - Kerala  Govt. Press           1991 
 - V, 574p  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:5.212sN91, N9.12