Gupta, Rajkumar <br/><br/>
Plants for Environmental Conservation 

 - Dehra Dun  Bishen Singh Mahendra Pal Singh  1979 
 - 247 
<br/><br/><label>Publisher. No.: </label> Veena Book Centre 
<br/><br/><label>Subjects--Personal Names: </label> Environmental Science 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Science