Rajagopal Kammath A. <br/><br/>
Prapanchathinte porul thedi / 
by Rajagopal Kammath A. 
 - Kottayam :  Curreent,  2002. 
<br/><br/><br/>In Malayalam 
<br/><br/><label>ISBN: </label>8124011613 
<br/><br/><label>Subjects--Index Terms: </label>General Science