Stamper, David A. Business data communications / David A. Stamper - 5th ed. - Reading, Mass. : Addison-Wesley, c1999 - 620 p. : ill. (some col.) - World student series . Includes index ISBN: 0201304120 Subjects--Topical Terms: DATA TRANSMISSION SYSTEMSBusiness enterprises--COMPUTER NETWORKS. LC Class. No.: TK5105 / S725B 1999