Comer, Douglas E. Computer networks and internets / Douglas Comer. - 5th ed. - Upper Saddle River, NJ : Pearson/Prentice Hall, 2009. - xxvii, 600 p. : ill. ; 23 cm. 7CDs. Includes bibl. references and index. ISBN: 9780135045831(pbk) : SR246.00 Subjects--Topical Terms: Computer networks.Internet.World Wide Web. Dewey Class. No.: 004.678 / C734 2009