Collings, T., & Wall, K. (2004). Red Hat Linux networking and system administration (2nd ed.). Wiley.
Lua i Stíl Chicago (17ú heag.)Collings, Terry, agus Kurt Wall. Red Hat Linux Networking and System Administration. 2nd ed. Indianapolis, Ind: Wiley, 2004.
Lua MLA (9ú heag.)Collings, Terry, agus Kurt Wall. Red Hat Linux Networking and System Administration. 2nd ed. Wiley, 2004.
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