Technical assistance for social development :  report on international exchange of social welfare personnel. 

 - [Lake Success,  1949] 
 - United Nations. [Document] ;  E/CN.5/105. 11 Mar. 1949 .
 - Document (United Nations) ;  E/CN.5/105. 11 Mar. 1949 .
<br/><br/> Caption title.  At head of title: United Nations. Economic and Social Council. Social Commission (4th sess.).  Accompanied by Addenda (18 p.) with series no. E/CN.5/105/Add.1. 13 Apr. 1949. 
<br/><br/><label>LCCN: </label>50001006 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social workers.