Tropag and Rural Agriculture and Environment for Developing Regions and Abstracts on Rural Development in the Tropics.
| Formato: | Libro |
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| Lenguaje: | English |
| Publicado: |
The Netherlands :
SilverPlatter International,
1990-2000.
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| Materias: |
| Descripción Física: | 1 disco compacto. |
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