Dryland management :  economic case studies / 
edited by John A. Dixon ... [et al.]. 
 - London :  Earthscan Pub,  c1990. 
 - vii, 364 p. : ill. ; 22 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>1853830542 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arid regions--Natural resources--Management.