TY  - BOOK
AU  - Forouzan,Behrouz A.
TI  - Data communications and networking
SN  - 9781259064753
U1  - 004.6 
PY  - 2013///
CY  - Delhi
PB  - McGraw-Hill
KW  - Data transmission systems
KW  - Computer networks
N1  - Includes bibliographical references and index
ER  -