Não informado. (2020). USDA Forest Service Resource Bulletin INT. US Department of Agriculture, Intermountain Forest and Range Experiment Station.
Chicago Style (17. basım) AtıfNão informado. USDA Forest Service Resource Bulletin INT. Ogden, Utah: US Department of Agriculture, Intermountain Forest and Range Experiment Station, 2020.
MLA (8th ed.) AtıfNão informado. USDA Forest Service Resource Bulletin INT. US Department of Agriculture, Intermountain Forest and Range Experiment Station, 2020.
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