000 00353nam a2200145Ia 4500
020 _a0070841934
082 _b1819
_a001.642
100 _a"John Billingsley"
245 0 _aControlling with computers
260 _bLondon : McGraw-Hill, 1989.
_c1989
300 _a296
944 _cTR
999 _c601170
_d601170