FAO. (2005). Methods and materials in soil conservation. Rome: Food and Agriculture Organization of the United Nations.
Trích dẫn kiểu ChicagoFAO. Methods and Materials in Soil Conservation. Rome: Food and Agriculture Organization of the United Nations, 2005.
MLA CitationFAO. Methods and Materials in Soil Conservation. Rome: Food and Agriculture Organization of the United Nations, 2005.
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