Ella Thea Smith. (1959). Exploring biology: The science of living things. New York: Harper, Brace and World.
シカゴスタイル引用形Ella Thea Smith. Exploring Biology: The Science of Living Things. New York: Harper, Brace and World, 1959.
MLA引用形式Ella Thea Smith. Exploring Biology: The Science of Living Things. New York: Harper, Brace and World, 1959.
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