000
00329nam a2200145Ia 4500
100
_a
Taub/h.and schilling/D.L.
942
_c
BK
654
_a
System
245
_a
Principles of communication systems
260
_b
McGraw Hill
_a
New York
_c
1986
082
_a
621.38TAU
_b
SCH
300
_a
759
546
_a
ENGLISH
999
_c
21274
_d
21274