COUCH, LEON W. MODERN COMMUNICATION SYSTEMS: PRINCIPLES AND APPLICATIONS - 1ST ED. - Estados Unidos PRENTICE HALL 1995 UPPER SADDLE RIVER - 598 ISBN: 0023252863 LCCN: 28129 Subjects--Topical Terms: COMUNICACIONES DIGITALESSISTEMAS DE TELECOMUNICACION Dewey Class. No.: 621.382