UNESCO <br/><br/>
Reviews of research on arid zone hydrology 

 - Paris  Unesco           1953 
 - 212p.  cm. 
<br/><br/><label>Standard No.: </label>48111 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Hydrology<br/>Geology
<br/><br/><label>Dewey Class. No.: </label>H4224.6t4, J3