Ellis, Juanita. Voice, video, and data network convergence : architecture and design, from VoIP to wireless / by Juanita Ellis, Charles Pursell and Joy Rahman. - / . - New Delhi : Elsevier India , 2006. - xxii,330p. : ills.,figs. ; 24cm . Includes index ISBN: RS 350.00 (Pbk) Subjects--Index Terms: CONVERGENCE (TELECOMMUNICATION) Dewey Class. No.: 384.33 / ELL/V