Não informado. (2002). Wood design & building. Canadian Wood Council.
Chicago-referens (17:e uppl.)Não informado. Wood Design & Building. Ottawa: Canadian Wood Council, 2002.
MLA-referens (8:e uppl.)Não informado. Wood Design & Building. Canadian Wood Council, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.