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Economics and the design of small farmer technology
| 主要作者: | |
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| 其他作者: | , |
| 格式: | Printed Book |
| 語言: | Undetermined English |
| 叢編: | 1979
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| 主題: |
Kerala Agricultural University
| 索引號: |
338.1 VAL/EC |
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| 復印件 | Live Status Unavailable |