Panigrahi, A. K. <br/><br/>
Perspectives of environment : an analytical study 

 - New Delhi  Research Foundation for Science Technology and Ecology 
 - 116 
<br/><br/> 18462 
<br/><br/><label>ISBN: </label>8188371114  100 
<br/><br/><label>Dewey Class. No.: </label>004.678 PAN-P