Hardwick, H. C. (1951). Words are important. C.S. Hammond & Co..
Chicagoスタイル(17版)引用形式Hardwick, H. C. Words Are Important. New York: C.S. Hammond & Co., 1951.
MLA(8版)引用形式Hardwick, H. C. Words Are Important. C.S. Hammond & Co., 1951.
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