000
00225 a2200097 4500
001
45390
100
_a
Torng H
245
_a
Logical design of switching system
260
_a
London
_b
Addison Wesley
_c
090
_c
28554
_d
28554
942
_a
NUST-CAE
_c
M
_c
20618
999
_c
280463
_d
280463