000
00225 a2200097 4500
001
36099
100
_a
Ryder J D
245
_a
Networks Lines and fields
260
_a
Prentice Hall
_b
Prentice Hall
_c
090
_c
23524
_d
23524
942
_a
NUST-CAE
_c
M
_c
15030
999
_c
271172
_d
271172