TY  - BOOK
AU  - Carlson, A. Bruce
AU  - Crilly, Paul B.
AU  - Rutledge, Janet C.
TI  - Communication Systems: An Introduction to Signals and Noise in Electrical Communication 
SN  - 0070111278
PY  - 2002///
PB  - McGraw - Hill Higher Education
KW  - Signal theory  (Telecommunication)
KW  - Modulation (Electronics)
KW  - Digital communications
ER  -