TY  - BOOK
AU  - Gralla,Preston
TI  - How the internet works
SN  - 8176352594
U1  - 005.1 22
PY  - 1999///
CY  - New Dehli
PB  - Techmedia. 
KW  - Management information systems
KW  - Computer networks
N1  - Includes indexes
ER  -