Binham, P., & Philip, B. (1977). Executive english: Book-2. Longman.
Chicagoスタイル(17版)引用形式Binham, Philip, , Binham Philip. Executive English: Book-2. London: Longman, 1977.
MLA(9版)引用形式Binham, Philip, , Binham Philip. Executive English: Book-2. Longman, 1977.
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