000 00331nam a2200145Ia 4500
008 180710s9999 xx 000 0 und d
020 _a248624
082 _a6
_bGEO
100 _aGeorge, F.H.
245 _aCybernetics
260 _aLondon
_bSt.Paul's House
_c1974
300 _a194 p.
650 _aComputer science
942 _cS
999 _c60744
_d60744