TY  - BOOK
AU  - Shelly,Gary B.
AU  - Cashman,Thomas J.
AU  - Serwatka,Judy A.
TI  - Business data communications : : introductory concepts and techniques / 
SN  - 0789568063   
PY  - 2004///.
CY  - Australia
PB  - Course Technology, 
KW  - Business enterprises
KW  - Communication systems
KW  - Computer networks
KW  - Data transmission systems
N1  - Includes index
ER  -