Stamper, David A. Essentials of data communications / David A. Stemper and The Saratoga Group - Menlo Park, California : Benjamin/Cummings Publishing, c1997 - xviii, 365 p. : ill.; 26 cm. Together with diskett Includes index ISBN: 0805377360 Subjects--Topical Terms: Computer networks Data transmission systems LC Class. No.: TK5105 / S735 1997