TY  - BOOK
AU  - Roddy Dennis
TI  - Satellite communications
SN  - 0-07-120240-4
U1  - 621.3825 
PY  - 2001///
CY  - New York
PB  - Mc Graw- Hill
KW  - Te,ecommunication
KW  - Radio wave propagation
KW  - Satalite communication
N1  - Incliudes index; Book emporium
ER  -