Burger Kees <br/><br/>
Sustainable land management in the tropics/  explaining the miracle 
Kees Burger and Fred Zaal. 
 - Farnham, Surrey, England:  Ashgate,  2009. 
 - 210 p. 
<br/><br/><label>ISBN: </label>9780754644552 (hbk. : alk. paper) 
<br/><br/><label>Dewey Class. No.: </label>333.730913  / BUR/S