Social security programs in the United States [1987]
368.40973 / E582pr 1987
E.U.A. Department of Health and Human Services Social Security Administration
Social security programs in the United States [1987] . -- Washington: SSA. Office of Research, 1987. 66 p. ; 27 cm.
Programas de actividades en la seguridad social--Estados Unidos--1987
Seguridad social--Estados Unidos