Bruce Byfield
en.wikipedia.org Bruce Byfield
Designing with LibreOffice, 2016, Friends of OpenDocument Inc., ISBN 978-1-921320-44-6, ( download under CC BY-SA version 3.0 or later)
Designing with LibreOffice, 2016, Friends of OpenDocument Inc., ISBN 978-1-921320-44-6, ( download under CC BY-SA version 3.0 or later)