Unknown. (2023). The centenary of the forest administration (1847 to 1962): Souvenir. Forest Research Institute.
Chicago-viite (17. p.)Unknown. The Centenary of the Forest Administration (1847 to 1962): Souvenir. Forest Research Institute, 2023.
MLA-viite (9. p.)Unknown. The Centenary of the Forest Administration (1847 to 1962): Souvenir. Forest Research Institute, 2023.
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