Yule, G. (2006). Oxford practice grammar: Advanced with answers. Oxford: Oxford Univ. Press.
シカゴスタイル引用形Yule, George. Oxford Practice Grammar: Advanced With Answers. Oxford: Oxford Univ. Press, 2006.
MLA引用形式Yule, George. Oxford Practice Grammar: Advanced With Answers. Oxford: Oxford Univ. Press, 2006.
警告: この引用は必ずしも正確ではありません.