TY  - BOOK
AU  - Shelly, Gary B.
TI  - Business data communication : introductory concepts and technigues
SN  - 0877095078
AV  - HD 30.335 S53B
PY  - 1995///
CY  - Danvers
PB  - Boyd & fraser Pub.
KW  - BUSINESS ENTERPRISES
KW  - COMMUNICATION SYSTEMS
KW  - DATA TRANSMISSION SYSTEMS
N1  - Includes index
ER  -