FAO. (1987). FAO plant production and protection paper N.85: Manual on the development and use of FAO specifications for plant products. Rome: FAO.
Chicago-tyylinen lähdeviittausFAO. FAO Plant Production and Protection Paper N.85: Manual On the Development and Use of FAO Specifications for Plant Products. Rome: FAO, 1987.
MLA-viiteFAO. FAO Plant Production and Protection Paper N.85: Manual On the Development and Use of FAO Specifications for Plant Products. Rome: FAO, 1987.
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