Não informado. (2022). US Forest Service Research Paper RM. Rocky Mountain Forest and Range Experimemt Station.
Čikaški stil citiranja (17. izdanje)Não informado. US Forest Service Research Paper RM. Fort Collins, Colo: Rocky Mountain Forest and Range Experimemt Station, 2022.
MLA način citiranja (8. izdanje)Não informado. US Forest Service Research Paper RM. Rocky Mountain Forest and Range Experimemt Station, 2022.
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