Understanding data communications
By: Gilbert Held.
Contributors: Friend, George E.
Edition: 6th ed.
Publisher: New Riders
Published: 1999
Place of publication: Indianapolis, IN
Language: eng
Number of pages: 619
Subjects: Data transmission systems; Computer networks
Notes: Includes bibliographical references (p. [577]-579) and index.
Previous eds. written by George E. Friend ... et al.