Rural energy alternatives in the hill areas : social forestry and biogas systmes
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| 格式: | 图书 |
| 语言: | English |
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New Delhi :
Today and Tomorrows Printers and Publishers ,
1988
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添加标签 | 实物描述: | iv, 197p. |
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| ISBN: | 8170193265 |
Rural energy alternatives in the hilly areas : social forestry and biogas systems