Unknown. (2023). Report of the Provisional Forestry Board for the year ended 30th June, 1927. Forest Research Institute.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Unknown. Report of the Provisional Forestry Board for the Year Ended 30th June, 1927. Forest Research Institute, 2023.
MLA -ийн эшлэл (9 дэх хэвлэлт)Unknown. Report of the Provisional Forestry Board for the Year Ended 30th June, 1927. Forest Research Institute, 2023.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.