TY  - BOOK
AU  - Beyda,William J.
TI  - Data communications : from basics to broadband
SN  - 013145692X
AV  - TK5105 .B48 2005
U1  - CSFr 004.6 
PY  - 2005///
CY  - Upper Saddle River, NJ
PB  - Pearson Education Inc.
KW  - Data transmission systems
ER  -