TY  - BOOK
AU  - Hallberg,Bruce A.
TI  - Networking: a beginner's guide 
SN  - 0072262125
AV  - TK5105.5  .H34 2005
PY  - 2005///
CY  - New York
PB  - McGraw-Hill
KW  - Computer networks
KW  - Internetworking (Telecommunication)
ER  -