000 00460nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a368.40973
_bUn58
100 _aWilkin J C
110 _aU S. Social Security Board. Office of the Actuary
245 _aOASDI long range beneficiary projection
_b1987
260 _c1988
440 _aActuarial study; no 100
650 _aSocial insurance
942 _cBK
999 _c85764
_d85764