000 00473nam#a2200193#c#4500
999 _c5902
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008 941205s1970 USA####fr####| 0||u|ENG|u
040 _aIEF
_cES-MaIEF
041 _aENG
245 _aThe future role of Social Security
260 _aNew York
_b Tax Foundation
_c1970
300 _a20 p.
_c 26 cm.
650 4 _948362
_aSEGURIDAD SOCIAL
650 4 _942888
_aESTADOS UNIDOS
942 _cLIB
_2udc
942 _2udc