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Agricultural extension
| 主要作者: | |
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| 格式: | Printed Book |
| 语言: | English |
| 出版: |
New Delhi
Wiley-Eastern
1989
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| 丛编: | Rural development series
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| 主题: |
| Item Description: | volume.1 :- Basic concepts and methods |
|---|---|
| 实物描述: | 276p. |
| ISBN: | 3880853649 |