Humphreys, L. R. (1987). Tropical pastures and fodder crops. New York: Wiley.
Trích dẫn kiểu ChicagoHumphreys, L. R. Tropical Pastures and Fodder Crops. New York: Wiley, 1987.
MLA CitationHumphreys, L. R. Tropical Pastures and Fodder Crops. New York: Wiley, 1987.
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