Proceedings 

 -  1962 
 - Arid zone research; 18 .
<br/><br/><label>Standard No.: </label>90,590 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>GEOGRAPHY
<br/><br/><label>Dewey Class. No.: </label>U671:1911p1:N60, K2-;1