Bakker, H. D. (1979). Major soils and soil regions in the Netherland. W Junk.
シカゴスタイル引用形Bakker, H D. Major Soils and Soil Regions in the Netherland. Netherland: W Junk, 1979.
MLA引用形式Bakker, H D. Major Soils and Soil Regions in the Netherland. W Junk, 1979.
警告: この引用は必ずしも正確ではありません.