000
00296nam a2200121Ia 4500
008
220201s2002 xx 000 0 eng d
082
_a
621.384
_b
SCH
100
_a
Schweber, W
245
0
_a
Electronic communication system
260
_a
Delhi
_b
Prentice Hall
_c
2002
300
_a
820
942
_2
ddc
999
_c
36957
_d
36957