(1990). Farming systems researvh and development in Thailand (Illusstrated methodological considerations and recent advances). Bangkok, Thailand: Kasetsart Univ.
Chicago-tyylinen lähdeviittausFarming Systems Researvh and Development in Thailand (Illusstrated Methodological Considerations and Recent Advances). Bangkok, Thailand: Kasetsart Univ, 1990.
MLA-viiteFarming Systems Researvh and Development in Thailand (Illusstrated Methodological Considerations and Recent Advances). Bangkok, Thailand: Kasetsart Univ, 1990.
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