TY  - BOOK
AU  - BALL,LARRY L.
TI  - COST - EFFICIENT NETWORK MANAGEMENT / 
U1  - 004.6068 
PY  - 1992///
CY  - [S.N] : 
PB  - MC GRAW - HILL ، 
KW  - NET WORK
KW  - COMPUTER - NETWORKS
ER  -