TY  - BOOK
AU  - Kennedy, George
TI  - Electronic communication systems / 
SN  - 9710840711
U1  - 621.381 
PY  - 1984///]
CY  - New York : 
PB  - McGraw-Hill, 
KW  - Applied sciences
KW  - Electronics
N1  - Includes glossary
ER  -