000 00322nam a2200133Ia 4500
008 170101s1998 xx 000 0 und d
020 _a0827378661
100 _aDunning Gary
245 0 _aProgrammable Logic Controllers, Introduction to
260 _aUSA
_bDP
_c1998
300 _a433
650 _aPLC
942 _2ddc
_cBK
999 _c97493
_d97493