TY  - BOOK
AU  - Roddy,Dennis
AU  - Roddy,Dennis
AU  - Coolen,John
TI  - Electronic Communications
SN  - 0876923921
U1  - 537.5 
PY  - 1992///
CY  - New Delhi
PB  - Prentice-Hall of India Pvt Ltd
KW  - Electronic
N1  - Includes Index
ER  -