Não informado. (2022). Northern Logger and Timber Processor. Northeastern Loggers' Association.
Chicago-referens (17:e uppl.)Não informado. Northern Logger and Timber Processor. Old Forge, NY: Northeastern Loggers' Association, 2022.
MLA-referens (8:e uppl.)Não informado. Northern Logger and Timber Processor. Northeastern Loggers' Association, 2022.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.