000
003010000a22001330004500
245
_a
Modern communication circuits
100
_a
Smith, Jack
260
_a
New York
_b
McGraw Hill
_c
1986
300
_a
xix, 557p.
020
_a
0070587302
080
_a
621.396.6
_b
S6
041
_a
EN
942
_c
BK
999
_c
62657
_d
62657