000 00591nam a2200193Ia 4500
008 140128s9999 xx 000 0 und d
040 _besp Biblioteca CIESS
041 _aing
082 _a371.17973 .E582h. .d.91-46 .
100 _aE.U.A. Board of Trustees of Federal Old-Age and Survivors I-
245 _aLetter... transmitting the 1969 annual report of the...
260 _aWashington
260 _bGovernment Printing Office
260 _c1969
300 _a72 p., 23 cm.
500 _a006976
650 _aJubilaciones y pensiones - EUA
650 _aSeguridad social - E.U.A.
999 _c4479
_d4479