Washburn, W. D. (1899). Our Island Problems. Minneapolis, Minn..
Chicagoスタイル(17版)引用形式Washburn, W. D. Our Island Problems. Minneapolis, Minn., 1899.
MLA(8版)引用形式Washburn, W. D. Our Island Problems. Minneapolis, Minn., 1899.
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APA(7版)引用形式