Abbott, G. (1981). The Teaching of English as an international language: A practical guide. Collings.
Chicagoスタイル(17版)引用形式Abbott, Gerry. The Teaching of English as an International Language: A Practical Guide. Glasgow: Collings, 1981.
MLA(9版)引用形式Abbott, Gerry. The Teaching of English as an International Language: A Practical Guide. Collings, 1981.
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