Tohutoro APA (7th ed.)
Morgan, R. P. C. (2005). Soil Erosion (3rd ed.). Blackwell.
Tohutoru Kātū Chicago (17th ed.)
Morgan, R. P. C. Soil Erosion. 3rd ed. Malden, MA: Blackwell, 2005.
Tohutoro MLA (9th ed.)
Morgan, R. P. C. Soil Erosion. 3rd ed. Blackwell, 2005.
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