Ziemer, Rodger E. Tranter, William H. Fannin, D. Ronald Signals & systems: continuous and disctete / Rodger E.Ziemer, William H. Tranter and D. Ronald Fannin - 4th ed. - New Jersey Prentice Hall 1998 - xvii, 622 p. Includes index. ISBN: 013496459x Subjects--Topical Terms: System analysis Dewey Class. No.: 621.382 / ZIE