Prasad, K V Principles of digital communication systems and computer networks / - First edition - Hingham, Mass. : Charles River Media, Inc. , c2004. - xxiv, 742 p. : ill. ; 23 cm. Includes bibliographical references & index. ISBN: 1584503297 Subjects--Topical Terms: 1. Digital communications. 2. Computer networks. Dewey Class. No.: Circ. 004.6 P911p 2004