000 00441nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
020 _a672270110
084 _a510.78 W39
100 _a"Battle, Charles"
245 0 _aUnderstanding Computer Science
250 _a\\198100ENGGPSX
260 _aBobbs-Merrill
260 _b1981
260 _cIndianapolis
300 _a274p
500 _aincludes index and biblioraphy
942 _cBK
999 _c50392
_d50392