TY  - BOOK
AU  - KEEN,PETER GRW.
TI  - NETWORKS IN ACTION: BUSINESS CHOISES AND TELECOMMUNICATIONS / 
U1  - 651.8 
PY  - 1994///
CY  - [S.N] : 
PB  - WADSUARTH PUBBISINT COMPANY ، 
KW  - TELECOMMUNICATION - SYSTEMS
KW  - BUSINESS, COMMUNICATION SYSTEM
KW  - COMPUTER - NETWORKS
ER  -