Developed-country agricultural policies and developing-country food supplies the case of wheat
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| 格式: | 圖書 | 
| 語言: | English | 
| 出版: | Washington, D.C.
          International Food Policy Research Institute
    
        1980. | 
| 叢編: | Research report - International Food Policy Research Institute ; 14 | 
| 主題: |