A Practical Guide to Ubuntu Linux Ubuntu Linux 实战手册
APracticalGuidetoUbuntuLinuxUbuntuLinux实战手册 183 7TheShell219 PARTIIIDiggingintoUbuntuLinux249 8LinuxGUIs:XandGNOME251 9TheBourneAgainShell275 10NetworkingandtheInternet353 11ProgrammingtheBourneAgainShell395 xBriefContents PARTIVSystemAdministration483