Jenny, H. (1941). Factors of soil for mation: A system of quantitative pedology. Mcgraw-Hill.
Citace podle Chicago (17th ed.)Jenny, Hans. Factors of Soil for Mation: A System of Quantitative Pedology. New York: Mcgraw-Hill, 1941.
Citace podle MLA (9th ed.)Jenny, Hans. Factors of Soil for Mation: A System of Quantitative Pedology. Mcgraw-Hill, 1941.
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