Krishna Warrier, N. V. <br/><br/>
Environmental Writings of N. V. Krishna warier 
 N. V yute Paristhithichinthakal 

 - Malappuram:  Thunchath Ezhuthachan Malayalam University,  2016. 
 - 338 p. 
<br/><br/><label>ISBN: </label>9788193114155 
<br/><br/><label>Dewey Class. No.: </label>363.7 KRI