Hallberg, Bruce. Networking : a beginner's guide / Bruce Hallberg. - 6th ed. - New York : McGraw-Hill Education, c[2014] - xxi, 393 pages : illustrations ; 23 cm. ISBN: 9780071812245 Subjects--Topical Terms: Computer networks.Internetworking (Telecommunication) Dewey Class. No.: 004.6 / HAL 2014