(2001). Writers choice: Grammar and composition (Course 9).
シカゴスタイル引用形Writers Choice: Grammar and Composition (Course 9). 2001.
MLA引用形式Writers Choice: Grammar and Composition (Course 9). 2001.
警告: この引用は必ずしも正確ではありません.
APA引用形式
(2001). Writers choice: Grammar and composition (Course 9).
シカゴスタイル引用形Writers Choice: Grammar and Composition (Course 9). 2001.
MLA引用形式Writers Choice: Grammar and Composition (Course 9). 2001.