Mishra, D.D, <br/><br/>
Fundamental concepts in Environmental studies  Textual Documents 
by D.D. Mishra 
 - New Delhi  S. Chand & Company PVT. LTD. 
 - viii, 270p:  23cm. 
<br/><br/><label>Subjects--Index Terms: </label>Botany G-Botany 
<br/><br/><label>Dewey Class. No.: </label>574.522