TY  - BOOK
AU  - Couch, Leon W.
TI  - Digital And Analog Communication Systems
SN  - 9780130896308
AV  - TK5101 .C69 2001 
U1  - 621.382 COU 2001 
PY  - 1993///
PB  - Prentice Hall
KW  - Digital communications
KW  - Telecommunications Systems
ER  -