George, A. V. <br/><br/>
Bhookampangal enthukondu, engane? / 

 - Kottayam :  D C Books ,  2001. 
 - P:66 
<br/><br/><label>ISBN: </label>8126403055 
<br/><br/><label>Subjects--Index Terms: </label>Earth Quake,geology