Dixson, R. J., & Robert James Dixson. (2004). Grammar essentials: Graded exercises in English. White Plains, NY: Longman.
シカゴスタイル引用形Dixson, Robert James, , Robert James Dixson. Grammar Essentials: Graded Exercises in English. White Plains, NY: Longman, 2004.
MLA引用形式Dixson, Robert James, , Robert James Dixson. Grammar Essentials: Graded Exercises in English. White Plains, NY: Longman, 2004.
警告: この引用は必ずしも正確ではありません.