Não informado. Soil series. British Columbia Department of Agriculture, Field Crops Branch.
Chicagoスタイル(17版)引用形式Não informado. Soil Series. Victoria, Austrália: British Columbia Department of Agriculture, Field Crops Branch.
MLA(8版)引用形式Não informado. Soil Series. British Columbia Department of Agriculture, Field Crops Branch.
警告: この引用は必ずしも正確ではありません.