Crook, M., & Duffield, i. F. (2002). Dick whitting. Pearson Education Limited.
Chicagoスタイル(17版)引用形式Crook, Marie, , il. Francesca Duffield. Dick Whitting. Pearson Education Limited, 2002.
MLA(8版)引用形式Crook, Marie, , il. Francesca Duffield. Dick Whitting. Pearson Education Limited, 2002.
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