TY  - BOOK
AU  -  Forouzan,Behrouz A.
TI  - Data communications and networking / 
SN  - 9781259064753
U1  - 004.6 
PY  - 2013///
CY  - New Delhi : 
PB  - McGraw Hill Education (India) , 
KW  - DATA COMMUNICATIONS
N1  - Includes bibliography,glossary and index
ER  -