Sharma, P.D., <br/><br/>
ECOLOGY AND ENVIRONMENT 
by P. D. Sharma 
 - 7th ed. 
 - New Delhi:  Rastogi Publication,  2006. 
 - xv, 659pg:  22cm. 
<br/><br/><label>ISBN: </label>81-7133-814-3 
<br/><br/><label>Subjects--Personal Names: </label><br/>ZOOLOGY.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Specific topics in natural history
<br/><br/><label>Dewey Class. No.: </label>591.5  / SHA  / SHA  / SHA  / SHA  / SHA  / SHA