TY  - BOOK
AU  - Roddy,Dennis
AU  - Coolen,John
TI  - Electronic communications
SN  - 9788177585582
U1  - 621.382 ROD 20
PY  - 2008/// [impression 2011, 2013]
CY  - New Delhi
PB  - Dorling Kindersley (India) Pvt. Ltd., Pearson
KW  - Telecommunication
N1  - Includes index
ER  -