Não informado. (2022). USDA Forest Service Resource Bulletin PNW. Pacific Northwest Forest and Range Experiment Station.
Cita Chicago Style (17a ed.)Não informado. USDA Forest Service Resource Bulletin PNW. Portland, Ore: Pacific Northwest Forest and Range Experiment Station, 2022.
Cita MLA (8a ed.)Não informado. USDA Forest Service Resource Bulletin PNW. Pacific Northwest Forest and Range Experiment Station, 2022.
Precaución: Estas citas no son 100% exactas.