Gross, Lynne S. Telecommunications : an introduction to electronic media / Lynne Schafer Gross. - 6th ed. - Madison, WI : Brown & Benchmark Publishers, 1997. - xx, 443 p. : ill. (some col.) ; 24 cm. Includes bibliographical references (p. 393-415) and index. ISBN: 0697288838 RM200.50 LCCN: 95-083310 Subjects--Topical Terms: Telecommunication.