TY  - GEN
AU  - Carlson, A. Bruce
AU  - Crilly, Paul B.
AU  - Rutledge,Jant C.
TI  - Communication systems : an introduction to signals and noise in electrical communication
SN  - 0071210288
U1  - 621.38223 
PY  - 2002///
CY  - New York
PB  - McGraw hill
KW  - SIGNAL ANALYSIS AND THEORY
ER  -