Tomsho, Greg, Guide to networking essentials / Greg Tomsho. - Sixth edition. - xxvi, 722 pages : illustrations ; 23 cm + 1 CD-ROM (4 3/4 in.) ISBN: 9781111312565 LCCN: 2010943258 Subjects--Topical Terms: Computer networks. LC Class. No.: TK5105.5 / .T64 2011 Dewey Class. No.: 004.6 / TGG