Morrison, Peter A. <br/><br/>
Demographic certainties and uncertainties in the future of social security :  (testimony before the Senate Subcommittee on Social Security and Income Maintenance Programs) / 
Peter A. Morrison ; prepared for the National Institute of Child Health and Human Development. 
 - California :  Rand Corporation,  1981 
 - vi, 22 p. :  ill. ;  28 cm. 
 - A Rand note ;  N-1742-NICHD .
 - Rand note ;  N-1742-NICHD .
<br/><br/><label>ISBN: </label> Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social security--United States<br/>Older people--United States