Tohutoro APA (7th ed.)
Buol, S. W. (2008). Soils, land, and life. Prentice Hall.
Tohutoru Kātū Chicago (17th ed.)
Buol, S. W. Soils, Land, and Life. New Jersey: Prentice Hall, 2008.
Tohutoro MLA (9th ed.)
Buol, S. W. Soils, Land, and Life. Prentice Hall, 2008.
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