People, plants and patents the impact of intellectual property on biodiversity, conservation, trade, and rural society
| 主要作者: | |
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| 格式: | 圖書 | 
| 語言: | English | 
| 出版: | Ottawa
          International Development Research Center
    
        c1994. | 
| 主題: | 
| 主要作者: | |
|---|---|
| 格式: | 圖書 | 
| 語言: | English | 
| 出版: | Ottawa
          International Development Research Center
    
        c1994. | 
| 主題: |