Gupta, Rajkumar <br/><br/>
Plants for environmental conservation 

 - Dehra Dun  Bishen Singh  1979 
 - 247 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PLANTS
<br/><br/><label>Dewey Class. No.: </label>581.5  / GUP