Rangelands in a sustainable biosphere 
collated and edited by Neil E. West 
 - 2 volúmenes :  ilustraciones 
<br/><br/><label>ISBN: </label>1884930034 
<br/><br/><label>LCCN: </label>95-72082 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pastizales--Congresos.
<br/><br/><label>LC Class. No.: </label>SF84.84  / I57 1996