Unknown. (2023). Progress Report of the Forest Research Institute for the year 1912-13 (Forest year). Superintendent Government Printing.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Unknown. Progress Report of the Forest Research Institute for the Year 1912-13 (Forest Year). Superintendent Government Printing, 2023.
MLA -ийн эшлэл (9 дэх хэвлэлт)Unknown. Progress Report of the Forest Research Institute for the Year 1912-13 (Forest Year). Superintendent Government Printing, 2023.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.