TY  - BOOK
ED  - Estados Unidos. Administración de la Seguridad Social
ED  - E.U.A. Department of Health and Human Services. Social Security Administration
TI  - A brief description of the U.S. Social Security Program
U1  - 368.40973 21
PY  - 1981///
CY  - Washington, D.C.
PB  - Office of policy
KW  - Seguridad social
KW  - Estados Unidos
KW  - 1981
ER  -