Urban development :  its implications for social welfare / 
proceedings. 
 - by Columbia University Press, New York :  International Council on Social Welfare,  1967. 
 - ix, 458 p. ;  24 cm. 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social service--Congresses.<br/>Urbanization--Congresses.