Griffith, A. (2023). Classification of silvicultural ledger files (Sixth revision). Indian Forest Leaflet . Forest Research Institute.
Chicago-referens (17:e uppl.)Griffith, A.L. Classification of Silvicultural Ledger Files (Sixth Revision). Indian Forest Leaflet . Forest Research Institute, 2023.
MLA-referens (9:e uppl.)Griffith, A.L. Classification of Silvicultural Ledger Files (Sixth Revision). Indian Forest Leaflet . Forest Research Institute, 2023.
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