Ramprasad.S. & others <br/><br/>
Parisara Adyayana. ಪರಿಸರ ಅಧ್ಯಯನ. 

 - aaa  Skalers Book.  2004 
 - 207 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>570