00476pamaa2200169 4500 0000008697 20111129090000.0 0023616814 621.38223 KAM 1990 TK5102.5 KAM 1990 Kamen Introduction to signals and system Edward W. Kamen. 2nd ed. New Jersey: Prentice Hall, 1990. xiv, 706p.: ill.; 25cm. System analysis Signal theory (Telecommunication)