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

 - India :  Rastogi,  1975. 
 - xv,519p.;  22cm 
<br/><br/><label>ISBN: </label>81-7133-037-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>574.5  / SHA