000
00285nam a2200121Ia 4500
008
220201s1989 xx 000 0 eng d
082
_a
621.3815
_b
TOK
100
_a
Tokheim,Roger L.
245
0
_a
Digital electronics
260
_a
NY
_b
Mcgraw Hill
_c
1989
300
_a
335
942
_2
ddc
999
_c
34555
_d
34555