Rosengrant, M. A. Introduction to telecommunications / M. A. Rosengrant - 2nd ed. - Upper Saddle River, N.J. : Pearson/Prentice-Hall,, c2007. - xxi, 826 p. ; ill. ; 29 cm. ISBN: 0131126156 LCCN: Subjects--Topical Terms: TelecommunicationTextbooks LC Class. No.: TK5101 / .R595 2007