Couch, Leon W. creator Upper Saddle River, N.J Pearson/Prentice Hall c2007 7th ed. xxvii, 751 p. : ill. ; 25 cm. Wire and Wireless Communication Systems (Page-575) Mathematical Techniques, Identities and Tables (Page-667) Leon W. Couch II. Introduction (Page-29) Signal and Spectra (Page-61) Baseband Pulse and Digital Signaling (Page-156)Band Pass Signaling Principles and Circuits (Page-258)AM,FM and Digital Modulated Systems (Page-330) Almirah No.46 and Shelf No.3 Telecommunication systems 621.382 8131707377 9780131424920 2006048552 20170207153202.0