000 00217 a2200097 4500
001 6303
100 _aPark hill, D.F
245 _aChallenge of the computer utility, the
260 _a
_bWiley
_c
090 _c5179
_d5179
942 _aNUST-CAE
_cM
_c31577
999 _c241376
_d241376