Sovereign, S. R. (2011). Fast track to Ubuntu. 9.9 Mediaworx Pvt. Ltd.
Cita Chicago (17th ed.)Sovereign, Smith Robert. Fast Track to Ubuntu. 9.9 Mediaworx Pvt. Ltd, 2011.
Cita MLA (9th ed.)Sovereign, Smith Robert. Fast Track to Ubuntu. 9.9 Mediaworx Pvt. Ltd, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.