AHMAD J. YUSUF <br/><br/>
DESERTIFICATION FINACIAL SUPPORT FOR THE BIOSPHER 

 - LONDEN  1987 
<br/><br/><label>ISBN: </label>0-340-41044-2 
<br/><br/><label>LC Class. No.: </label>333.72154/AHM  / 1 
<br/><br/><label>Dewey Class. No.: </label>333.72154/AHM  / 1