Eckert, Jason Linux+ guide to Linux certification [Book] / Jason W. Eckert, M. John Schitka. - Boston, Mass. : Course Technology, c2003. - xvi, 799 p. : ill. ; 24 cm. + 2 computer optical discs (4 3/4 in.) . Includes index. Includes supplementary lab manual. All. ISBN: 0619130040 Dewey Class. No.: 005.432