TY  - BOOK
AU  - Forouzan,Behrouz A., Fegan,  Sophia chung
AU  - Sadeq,Abulhasan M.
TI  - Data communications and  networking: x
SN  - 007058 4087
U1  - 004.6/F727d 
PY  - 2004///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - Data transmission systems
KW  - Computers
N1  - Includes
ER  -