APA-referens

Wolf, B. (2003). Sustainable soils: The place of organic matter in sustaining soils and their productivity. New York: Food Products Press.

Chicago-stil citat

Wolf, Benjamin. Sustainable Soils: The Place of Organic Matter in Sustaining Soils and Their Productivity. New York: Food Products Press, 2003.

MLA-referens

Wolf, Benjamin. Sustainable Soils: The Place of Organic Matter in Sustaining Soils and Their Productivity. New York: Food Products Press, 2003.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.