Sharma, P D. <br/><br/>
Ecology and environment   

 - Meerut :   Rastogi Publications,   1996. 
 - 488 ;  
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life Sciences
<br/><br/><label>Dewey Class. No.: </label>574.5  / SHA