Business data communications :
Shelly, Gary B.
Business data communications : introductory concepts and techniques / Gary B. Shelly, Thomas J. Cashman, Judy A. Hill. - Danvers, Mass. : Boyd & Fraser Pub. Co., c1995. - xvi, 336 p. : ill. (some col.) ; 28 cm. - Shelly Cashman series . - Shelly, Gary B. Shelly Cashman series. .
Includes index.
0877095078
95150892
Business enterprises--Communication systems.
Data transmission systems.
Business enterprises--Computer networks.
HD30.335 / .S54 1995
Business data communications : introductory concepts and techniques / Gary B. Shelly, Thomas J. Cashman, Judy A. Hill. - Danvers, Mass. : Boyd & Fraser Pub. Co., c1995. - xvi, 336 p. : ill. (some col.) ; 28 cm. - Shelly Cashman series . - Shelly, Gary B. Shelly Cashman series. .
Includes index.
0877095078
95150892
Business enterprises--Communication systems.
Data transmission systems.
Business enterprises--Computer networks.
HD30.335 / .S54 1995