Canonical Ltd. (2011). Ubuntu 11.10: Linux for Human Beings. Canonical.
Cita Chicago Style (17a ed.)Canonical Ltd. Ubuntu 11.10: Linux for Human Beings. [S.l.]: Canonical, 2011.
Cita MLA (9a ed.)Canonical Ltd. Ubuntu 11.10: Linux for Human Beings. Canonical, 2011.
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