TY  - BOOK
AU  - Stamper, David A.
TI  - Business data communications / David A. Stamper
SN  - 0805377204
U1  - 004.6 STA 
CY  - Redwood City, Calif. : Benjamin/Cummings Pub.Co., c1991
KW  - Data transmission systems.   2. Business enterprises -- Computer networks
ER  -