TY  - BOOK
AU  - ETHERIDGE,DAVID
AU  - SIMON,ERROL
TI  - INFORMATION NETWORKS PLANNING AND DESIGN / 
U1  - 004.6068 
PY  - 1992///
CY  - [S.N] : 
PB  - PRENTICE HALL ، 
KW  - SYSTEM DESIGN
KW  - COMPUTER - NETWORKS
ER  -