Couch, Leon W. Digital and analog communication systems - Sixth Edition - NewJersey Prentice-Hall 2001 - 758 p ISBN: 9780130896308 Subjects--Topical Terms: Communication Engineering LC Class. No.: 621.382 COU 2001 Dewey Class. No.: 621.382 COU 2001 National Library of Medicine Call No.: 621.382 COU 2001