Haykin, Simon S., 1931- An introduction to analog and digital communications / Simon Haykin. - New York : Wiley, c1989. - xvi, 652 p. : ill. ; 26 cm. Includes index. Bibliography: p. 635-639. ISBN: 0471859788 Subjects--Topical Terms: Telecommunication systems. LC Class. No.: TK5101 / .H373 1989