000
00253nam a2200121Ia 4500
020
_a
9780071181839
100
_a
John G Proakis
245
_a
Digital Communications
250
_a
4th
260
_c
2001
_b
MGH
_a
Boston
300
_a
xxi+1002
942
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BK
999
_c
28235
_d
28235