(1999). Manual for the soil chemistry and fertility laboratory: Analytical metzhods for soils and plants equipment, and management of consumables. Univ. of Ghent.
Chicago-Zitierstil (17. Ausg.)Manual for the Soil Chemistry and Fertility Laboratory: Analytical Metzhods for Soils and Plants Equipment, and Management of Consumables. Gent: Univ. of Ghent, 1999.
MLA-Zitierstil (9. Ausg.)Manual for the Soil Chemistry and Fertility Laboratory: Analytical Metzhods for Soils and Plants Equipment, and Management of Consumables. Univ. of Ghent, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.