000 00333nam a2200157Ia 4500
020 _aNULL
082 _a517.6
100 _aFreeman, Harry
245 0 _aFinite Differences & Actuarial Students
250 _a-
260 _aLondon
_bCambridge University Press
300 _a228
500 _a2494
650 _aNA
942 _cBK
999 _c25279
_d25279