KOHLER, R. (2014). Jean Piaget. Bloomsbury Academic.
Chicagoスタイル(17版)引用形式KOHLER, Richard. Jean Piaget. Bloomsbury Academic, 2014.
MLA(9版)引用形式KOHLER, Richard. Jean Piaget. Bloomsbury Academic, 2014.
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APA(7版)引用形式