FAO. (2005). Methods and materials in soil conservation. Rome: Food and Agriculture Organization of the United Nations.
Chicago-стиль цитированияFAO. Methods and Materials in Soil Conservation. Rome: Food and Agriculture Organization of the United Nations, 2005.
MLA-цитированиеFAO. Methods and Materials in Soil Conservation. Rome: Food and Agriculture Organization of the United Nations, 2005.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.