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