Citace podle APA (7th ed.)
International Union of Soil Sciences, Soil Science Society of America, ebrary, Inc, World Congress of Soil Science, & Warkentin, B. P. (2006). Footprints in the soil: People and ideas in soil history. Elsevier.
Citace podle Chicago (17th ed.)
International Union of Soil Sciences, Soil Science Society of America, Inc ebrary, World Congress of Soil Science, a Benno P. Warkentin. Footprints in the Soil: People and Ideas in Soil History. Amsterdam ; Boston: Elsevier, 2006.
Citace podle MLA (9th ed.)
International Union of Soil Sciences, et al. Footprints in the Soil: People and Ideas in Soil History. Elsevier, 2006.
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