TY  - BOOK
AU  - Shanmugam,K.Sam
TI  - Digital & analogy communication systems / 
U1  - 621.38 
PY  - 1979///
CY  - New York
PB  - John Wiley, 
KW  - Engineering
KW  - Telecommunications
KW  - Communication
KW  - Information theory
ER  -