American Society of Agronomy\nCrop Science Society of America\nSoil Science Society of America. (1972). Journal of Environmental Quality. American Society of Agronomy.
Citace podle Chicago (17th ed.)American Society of Agronomy\nCrop Science Society of America\nSoil Science Society of America. Journal of Environmental Quality. Madison, Wis: American Society of Agronomy, 1972.
Citace podle MLA (8th ed.)American Society of Agronomy\nCrop Science Society of America\nSoil Science Society of America. Journal of Environmental Quality. American Society of Agronomy, 1972.
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