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5th International Soil Conservation Conference on Land Conservation for Future Generations
International Soil Conservation Conference 5, 1988, KruṅdebP. Vijarnsorn
其他書名
Midconference excursion Bangkok, Chon Buri, Rayong
出版Department of Land Development, 1988
URLhttp://books.google.com.hk/books?id=xJhnYgEACAAJ&hl=&source=gbs_api