Macrothesaurus for information processing in the field of economic a nd social development /  
prepared by Jean Viet. 
 - 3rd ed. 
 - New York : b United Nations,    1985 
 - xiv, 347 p. ;    29 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Subject headings -- Economic development.<br/> Subject headings -- Social history.
<br/><br/><label>Dewey Class. No.: </label>REF 025.4 MAC