Gallagher, N. (2005). Delta’s key to the next generation TOEFL® test advanced skill practice: Writing. McHenry, IL: Delta Pub. Co.
シカゴスタイル引用形Gallagher, Nancy. Delta’s Key to the Next Generation TOEFL® Test Advanced Skill Practice: Writing. McHenry, IL: Delta Pub. Co, 2005.
MLA引用形式Gallagher, Nancy. Delta’s Key to the Next Generation TOEFL® Test Advanced Skill Practice: Writing. McHenry, IL: Delta Pub. Co, 2005.
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