Ziemer, Rodger E. Tranter, William H. Fannin, D.Ronald Signals and systems : Continuous and discrete - 3rd ed. - New York : Macmillan, 1993. - xvi, 624 p. Includes Appendix and Index ISBN: 0-02-431641-5 Subjects--Topical Terms: System analysis Discrete systems Dewey Class. No.: 621.3822 / ZIE