000 00617nam a2200169Ia 4500
008 140128s9999 xx 000 0 und d
040 _besp Biblioteca CIESS
041 _aesp
082 _a348.13 N337c Vol.20
245 _aCode of Federal Regulations: employees' benefits: containing a codification of documents of general applicability and future effect
260 _a2003
260 _bOffice of the Federal Register National Archives and Records Administration
260 _cU.S.A
300 _ax,1134
440 _nv.20, pt. 400-499
650 _aSEGURIDAD SOCIAL; ADMINISTRACION; REHABILITACION; PENSIONES
999 _c25693
_d25693