TY  - BOOK
AU  - Beyda,William J.
TI  - Data communications: from basics to broadband 
SN  - 9780131456921
AV  - TK5105 .B48 2005
U1  - 004.6 22
PY  - 2005///
CY  - Upper Saddle River, NJ
PB  - Pearson Education Inc.
KW  - Data transmission systems
N1  - Includes bibliographical references and index
ER  -