Business data communications :

by Shelly, Gary B

Additional authors: Cashman, Thomas J | Hill, Judy A Series: Shelly Cashman series Edition statement:3rd ed Published by : Course Technology, (Boston, Mass. :) Physical details: xvi, 1 v. (various pagings) : col. ill. ; 28 cm ISBN: 0789559587. Subject(s): Business enterprises -- Communication systems | Data transmission systems | Business enterprises -- Computer networks Year: 2001