Unknown. (2023). Forest Classified List,1902 to 1905. Forest Research Institute.
Čikaški stil citiranja (17. izdanje)Unknown. Forest Classified List,1902 to 1905. Forest Research Institute, 2023.
MLA način citiranja (9. izdanje)Unknown. Forest Classified List,1902 to 1905. Forest Research Institute, 2023.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.