000
00275nam a2200121Ia 4500
008
220201s1989 xx 000 0 eng d
082
_a
4
_b
HAY-D
100
_a
HAYES JOHN P
245
0
_a
DIGITAL SYSTEM DESIGN
260
_b
MC GRAW HILL
_c
1989
300
_a
786
942
_2
ddc
999
_c
31330
_d
31330