Tomsho, Greg. Guide to networking essentials Greg Tomsho, Ed Tittel and David Johnson. - 4th ed. - Boston, Mass. Thomson/Course Technology c2004. - xxi, 632 p. ill. 24 cm. 1 CD-ROM (4 3/4 in.) Includes bibliographical references (p. 590) and index. ISBN: 0619215321 (pbk.) Subjects--Topical Terms: Computer networks--Examinations--Study guides. Dewey Class. No.: 004.65 / T662g4