000 00334nam a2200133Ia 4500
008 220201s1985 xx 000 0 eng d
041 _aENG
100 _aI.S: 2245-1962
245 0 _aDIGITAL CONTROL SYSTEMS
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1985
300 _a667
700 _aLOMONT, C B
942 _2ddc
999 _c54764
_d54764