Urbanization in the second United Nations development decade. 

 - New York :    United Nations,    1970. 
 - v, 39 p. ;    23 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Corporate Names: </label><br/> United Nations. Secretary-General.
<br/><br/><label>Subjects--Topical Terms: </label><br/> Urbanization.