Ummerkutty, A .N .P .[Ed.] <br/><br/>
Vinjana sabdhavali 

 - Thiruvanathapuram  Kerala bhasha institute  1969 
 - 646p. 
<br/><br/><label>Subjects--Index Terms: </label>Encyclopedia  Science 
<br/><br/><label>Universal Decimal Class. No.: </label>R 5(038)  / VIJ' 87