000 00239nam a2200097Ia 4500
008 230508s1982 xx 000 0 und d
041 _aeng
100 _aW DITCH.
245 _aMICROELECTRONIC SYSTEMS.LEV 1.
260 _bEDWARD ARNOLD.
_c1982
999 _c732222
_d732222