Nace, Raymond L. <br/><br/>
Water and man :   a world view /  
by R. L. Nace. 
 - Paris :   UNESCO ,   1969. 
 - 46p. :    ill. ;    21 cm. 
 - UNESCO and its programme.   .
<br/><br/>  At head of title: The International Hydrological Decade. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydrology.--------