Vugt S. van Beginning the Linux Command Line : Learn how to put the command line to work to manage files, administer users and groups, install new so ware, run network services, and create basic shell scripts / S. van Vugt, 2015 r=on-line. - Текст : электронный.
Vugt S. van Pro Ubuntu Server administration / S. van Vugt, 2009 r=on-line. - Текст : электронный.