a Group. සම්ප්‍රවේශය 2008-08-19. {{cite web}}: More than one of |author= and |last= specified (help); Unknown parameter |month= ignored (help)↑ Vance, Ashlee (2009). "A Software Populist Who Doesn't Do Windows". The New York Times. සම්ප්‍රවේශය 2009-02-22. {{cite news}}: Unknown parameter |month= ignored (help)↑ Dawson, Christopher (2009). "Ubuntu a minor player? Not outside the States". සම්ප්‍රවේශය 2009-06-18. {{cite web}}: Unknown parameter |month= ignored (help)වැඩිදුර පරිහරණයට[සංස්කරණය]Gagne, Marcel (2006). Moving to Ubuntu Linux. ISBN 032142722X.Grant, Rickford (2006). Ubuntu Linux for Non-Geeks. ISBN 1593271182.Hill, Benjamin Mako (2006). The Official Ubuntu Book. ISBN 0132435942. {{cite book}}: Unknown parameter |coauthors= ignored (|author= suggested) (help)Hudson, Andrew (2006). Ubuntu Unleashed. ISBN 0672329093. {{cite book}}: Unknown parameter |coauthors= ignored (|author= suggested) (help)Keir, Thomas (2006). Beginning Ubuntu Linux: From Novice to Professional. I