TY  - BOOK
AU  - Forouzan,Behrouz A.
TI  - Data communications and networking / 
SN  - 9781259064753
U1  - 004.621/ F727d 23
PY  - 2013///
CY  - New Delhi
PB  - McGraw-Hill, 
KW  - Data transmission systems
KW  - Computer networks
N1  - Includes bibliographical reference and index; CSE
ER  -