Manual on forest roads in Bhutan
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| 主要作者: | |
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| 格式: | 圖書 |
| 語言: | 英语 |
| 出版: |
[Thimphu?]
Ministry of Trade, Industry and Forests. Department of Forests
[1981?]
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書本目錄:
- Part 1: Planning, surveying, construction and protection works by R. Heinrich and O. Sedlak ; Part II: Machinery maintenance and safety in construction by W.T. Charke