Gross, Lynne Schafer Telecommunications : radio, television, and movies in the digital age[an introduction to electronic media] / Lynne Schafer Gross and Edward John Fink - 9th ed. - Boston : McGraw-Hill, c2006. - xv, 458 p. : ill. ; 24 cm. ISBN: 0071117059 LCCN: Subjects--Topical Terms: Cellular telephone systemsCellular radio LC Class. No.: TK6570 / . 2006 Dewey Class. No.: 621.38456 / G878t