TY  - BOOK
AU  - Carlson,A.Bruce
TI  - Communication systems: an introduction to signals and noise in electrical communication 
SN  - 0071005609
PY  - 1986///
CY  - New York
PB  - McGraw-Hill Book
KW  - Signal theory (Telecommunication)
KW  - Modulation (Electronics)
KW  - Digital communications
ER  -