TY  - BOOK
AU  - Behrouz A. Forouzan
TI  -  Data communications and Networking 
SN  - 9781259064753
U1  -  005.71  FOR-D5 
PY  - 2019///
CY  - New Delhi
PB  -  Mc Graw hill
KW  -  Data Communications
KW  - Computer Science
ER  -