LearningtheBashShell3rd.chmLinuxShellScriptingCookbook.pdfLinux.Administration.A.Beginners.Guide.Fifth.Edition.Sep.2008.eBook-DDU.pdfLinux.in.a.Nutshell.6th.Edition.Sep.2009.pdfLPILinuxCertificationinaNutshell3rdEdition.pdfSolaris10SystemAdministrationEssentials.pdfSolaris.10.The.Complete.Reference.(2005).DDU