(2007). Soil biological fertility: A key to sustainable land use in agriculture. Boston: Kluwer Academic Publishers.
Trích dẫn kiểu ChicagoSoil Biological Fertility: A Key to Sustainable Land Use in Agriculture. Boston: Kluwer Academic Publishers, 2007.
ציטוט MLASoil Biological Fertility: A Key to Sustainable Land Use in Agriculture. Boston: Kluwer Academic Publishers, 2007.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.