Census of India, 1971 <br/><br/>
DISTRICT CENSUS handbook, 1971. Kerala   Quillon, Pt. 10-C  Census tables   

 - Kerala  Govt. Press           1971 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:5.212sN71, L1.QUI