TY  - GEN
AU  - Kennedy,George
AU  - Davis,Bernard
TI  - Electronic communication systems 
SN  - 0028005929 (hard cover)
U1  - 621.382 
PY  - 1993///
CY  - India.
PB  - Tata McGraw Hill
KW  - Telecommunication
N1  - Includes index
ER  -