Krishnan, V. V. <br/><br/>
Survey of the environment 1991 

 - London  The Hindu  1991 
 - 173p. 
<br/><br/><label>ISBN: </label> 20 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology<br/>Environment
<br/><br/><label>Dewey Class. No.: </label>577.4  / KRI