Deserts: the encroaching wilderness edited byTony, Allan ...et.. 

 - London   Mitchell beazley international limited 1993. 
<br/><br/><label>ISBN: </label>978-1-85732-972-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Deserts
<br/><br/><label>Dewey Class. No.: </label>574.90954 DES