TY  - BOOK
AU  - Horak, Ray
TI  - Communications systems and networks
SN  - 81-265-0336-X
U1  - 004.6 
PY  - 2002///
CY  - New Delhi
PB  - Wiley
KW  - Computer networks
KW  - Telecommunication system
N1  - Includes index; Book Emporium
ER  -