Lai, R. (1990). Soil Erosion in the Tropics. New York: McGraw-Hill.
Trích dẫn kiểu ChicagoLai, Rattan. Soil Erosion in the Tropics. New York: McGraw-Hill, 1990.
MLA CitationLai, Rattan. Soil Erosion in the Tropics. New York: McGraw-Hill, 1990.
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