, F. o. s. f. Factors of soil formation#A fiftieth anniversary restrospective#Edited by Ronald Amudson. Soil Science Society of America Inc.
Stile di citazione Chicago, Factors of soil formation. Factors of Soil Formation#A Fiftieth Anniversary Restrospective#Edited by Ronald Amudson. Soil Science Society of America Inc.
Citazione MLA, Factors of soil formation. Factors of Soil Formation#A Fiftieth Anniversary Restrospective#Edited by Ronald Amudson. Soil Science Society of America Inc.
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