TY  - BOOK
AU  - RODDY (Dennis)
AU  - COOLEN (John).
TI  - Electronic communications Ed 4
SN  - 8120309847
U1  - 621.38 RODE 
PY  - 1995///
CY  - New Delhi.
PB  - Prentice-Hall of India Private Limited
KW  - Electronic
KW  - Ed
KW  - communications
KW  - 4
ER  -