An introduction to social security. 

 - Geneva :  UN ,  1970 
 - vii, 218p. :  ill. ;  20 cm.  
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social security
<br/><br/><label>Dewey Class. No.: </label>368.4  / ILO 6