Wolff, J. Creativity Now (1.). Pearson Education UK.
Chicagoスタイル(17版)引用形式Wolff, Jurgen. Creativity Now. 1. Pearson Education UK.
MLA(8版)引用形式Wolff, Jurgen. Creativity Now. 1. Pearson Education UK.
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APA(7版)引用形式