Não informado. (2022). Northern Logger and Timber Processor. Northeastern Loggers' Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Northern Logger and Timber Processor. Old Forge, NY: Northeastern Loggers' Association, 2022.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Northern Logger and Timber Processor. Northeastern Loggers' Association, 2022.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.