Growth of the worlds' urban and rural population, 1920-2000 / 

 - New York :      UN ,  1969     
 - vii, 124p. :  ill. ;  28 cm. 
 - Population studies  .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography<br/>Population<br/>Rural population<br/>Urban population
<br/><br/><label>Dewey Class. No.: </label>312  / UN 30