Sobell, Mark G. A practical guide to Ubuntu Linux ./ Mark G. Sobell. - 2a ed. - Upper Saddle River, NJ Prentice Hall c2009. - l, 1209 p. : ill. ; 1 DVD-ROM (4 3/4 in.) Folio de Cd Rom ( F: 1614) ISBN: 9780137003884 Subjects--Topical Terms: Linux Sistemas operativos (Computadoras) LC Class. No.: QA76.76 / .O63 S59497 2009