000 00271nam a2200133Ia 4500
020 _a8178080362
082 _a005.42 BEC
100 _aBECK, L.L.
245 _aSYSTEM SOFTWARE
250 _aIII
260 _bPEARSON EDUCATION
_c2005
300 _a529
942 _2ddc
_cB
999 _c61091
_d61091