Não informado. Soil management abstracts. International Board for Soil Research and Management.
Chicagoスタイル(17版)引用形式Não informado. Soil Management Abstracts. Bangkok: International Board for Soil Research and Management.
MLA(8版)引用形式Não informado. Soil Management Abstracts. International Board for Soil Research and Management.
警告: この引用は必ずしも正確ではありません.