Não informado. Soil series. British Columbia Department of Agriculture, Field Crops Branch.
Chicago-Zitierstil (17. Ausg.)Não informado. Soil Series. Victoria, Austrália: British Columbia Department of Agriculture, Field Crops Branch.
MLA-Zitierstil (8. Ausg.)Não informado. Soil Series. British Columbia Department of Agriculture, Field Crops Branch.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.