TY  - BOOK
AU  - Forouzan, Behrouz A.
TI  - Data communications and networking
SN  - 9781259064753
AV  - 22385-22389 
U1  - 004.6 22
PY  - 2017///
CY  - Chennai
PB  - McGraw Hill Education (India) Pvt. Ltd.
N1  - Includes index
ER  -