Kumar, H. D. <br/><br/>
General  Ecology 

 - 1st /   1997. 
 - Delhi:  Vikas  Publishing  House  Pvt. Ltd.,  1997. 
 - 653p. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Botany, Ecology. 
<br/><br/><label>Dewey Class. No.: </label>577