TY  - BOOK
AU  - Carlson, A.Bruce
TI  - Communication systems: an introduction to signals and noise in electrical communication
T2  - McGraw-Hill electrical and electronic engineering series
SN  - 007009957X
U1  - S/C-S/T D65,4 L5 
PY  - 1975///
CY  - Tokyo
PB  - McGraw-Hill
ER  -