Technical and economic feasibility of utilizing logging wastes [microform].
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| 格式: | Visual Material |
| 语言: | English |
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Quezon City
Photoduplication Service, University of the Philippines Library
1977.
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| 格式: | Visual Material |
| 语言: | English |
| 出版: |
Quezon City
Photoduplication Service, University of the Philippines Library
1977.
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| 主题: |