TY  - BOOK
AU  - Forouzan, B.  .
TI  - Data communications and networking / 
SN  - 0-07-063414-9
U1  - Bv 
PY  - 2006///
CY  - New Delhi : 
PB  - Tata McGraw-Hill Publishing Company Ltd. , 
KW  - Computer science
ER  -