Ball, Robert M.  1914-2008 <br/><br/>
Social security, today and tomorrow / 
Robert M. Ball. 
 - New York :  Columbia University Press,  1978. 
 - xxiii, 528 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 511-513. 
<br/><br/><label>ISBN: </label>0-231-04254-x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social security--Finance.--United States