Wolf, B. (2003). Sustainable soils: The place of organic matter in sustaining soils and their productivity. New York: Food Products Press.
Παραπομπή Chicago StyleWolf, Benjamin. Sustainable Soils: The Place of Organic Matter in Sustaining Soils and Their Productivity. New York: Food Products Press, 2003.
Παραπομπή MLAWolf, Benjamin. Sustainable Soils: The Place of Organic Matter in Sustaining Soils and Their Productivity. New York: Food Products Press, 2003.
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