Pathak, H. K. <br/><br/>
Ecology and environment: Current perspectives 

 - New Delhi  Cyber Tech Publications  2009 
 - 288p. 
<br/><br/><label>ISBN: </label> RS 800.00 
<br/><br/><label>Source: </label> RS 800.00 
<br/><br/><label>Dewey Class. No.: </label>577 PAT