TY  - BOOK
AU  - Stallings,, William
TI  - Data and computer communications / 
SN  - 81-203-2067-0
U1  - 004.6 
PY  - 2002///
CY  - New Delhi
PB  - Prentice Hall
KW  - Computer science
N1  - Includes glossary,references and index
ER  -