Ziemer, R. E. Principles of communication systems / System, modulation and noise R. E. Ziemer - 5th.ed. - New York : Wiley - indial, 2002. - ix, 637 p. : ill. ; ISBN: 9788126508396 Subjects--Topical Terms: Telecommunication systems. LC Class. No.: TK 5101 / .Z57 2002