This site provides comprehensive, web based training for OpenOffice. These OpenOffice tutorials will teach you everything you need to know to become an OpenOffice guru in just an hour or two.
K. Surendorf. Galileo Computing Galileo Press, Bonn, 2., Aufl. edition, (2008)Erscheint: Dezember 2008, verschoben auf Januar 2009, verschoben auf September 2009.