FAO. (2000). Soil and terrain database, land degradation status and soil vulnerability assessment for central and eastern Europe: Version 1.0. Rome: Food and Agriculture Organization of the United Nations.
Trích dẫn kiểu ChicagoFAO. Soil and Terrain Database, Land Degradation Status and Soil Vulnerability Assessment for Central and Eastern Europe: Version 1.0. Rome: Food and Agriculture Organization of the United Nations, 2000.
Trích dẫn MLAFAO. Soil and Terrain Database, Land Degradation Status and Soil Vulnerability Assessment for Central and Eastern Europe: Version 1.0. Rome: Food and Agriculture Organization of the United Nations, 2000.
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