John L. Phillips. (1969). The origins of intellect: Piaget's theory. San Francisco: W.H. Freeman and Co.
シカゴスタイル引用形John L. Phillips. The Origins of Intellect: Piaget's Theory. San Francisco: W.H. Freeman and Co, 1969.
MLA引用形式John L. Phillips. The Origins of Intellect: Piaget's Theory. San Francisco: W.H. Freeman and Co, 1969.
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