Dodd, Annabel Z. The essential guide to telecommunications Annabel Z. Dodd. - 4th ed. - Upper Saddle River, N.J. : Prentice Hall PTR, c2005. - xxii, 594 p. : ill. ; 24 cm. Previous ed.: 2002. ISBN: 0131487256 Subjects--Topical Terms: Telecommunication. Dewey Class. No.: 621.382