Pollei, R. P. (2013). Debian 7: System administration best practices. Packt Publishing.
Lua i Stíl Chicago (17ú heag.)Pollei, Rich P. Debian 7: System Administration Best Practices. Birmingham: Packt Publishing, 2013.
Lua MLA (9ú heag.)Pollei, Rich P. Debian 7: System Administration Best Practices. Packt Publishing, 2013.
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