Ziemer, Rodger E. Principles of communications : systems, modulation, and noise / Rodger E. Ziemer, William H. Tranter. - 6th ed. - Hoboken, NJ : Wiley, c2009. - xvi, 736 p. : ill. ; 25 cm. ISBN: 0470252545 (hbk. alk. paper) 9780470252543 (hbk. alk. paper) LCCN: 2008042932 Subjects--Topical Terms: Signal theory (Telecommunication)Telecommunication. Dewey Class. No.: 621.3822