Ziemer, Rodger E. Tranter,William.H. Principles of communications : Systems, modulation, and noise - 6th ed. - Hoboken John wiley & sons 2009 - xvi, 736 p. ISBN: 978-0-470-25254-3 Subjects--Topical Terms: Signal theoryTele communicationTele communication systems Dewey Class. No.: 621.382 / ZIE