TY  - BOOK
AU  - William Schweber.
TI  - Electronic communication systems: a complete course 
SN  - 130916218
U1  - 621.382  S412 
PY  - 2002///
CY  -  N.J
PB  - Prentice Hall
KW  - Telecommunication
N1  - Includes index
ER  -