Driessen, p., & Dudal, R. The major soils of the world: Lecture notes on their geography, formation, properties and use.
Chicago-viite (17. p.)Driessen, páginas:M, ja R. Dudal. The Major Soils of the World: Lecture Notes on Their Geography, Formation, Properties and Use.
MLA-viite (8. p.)Driessen, páginas:M, ja R. Dudal. The Major Soils of the World: Lecture Notes on Their Geography, Formation, Properties and Use.
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