Haines, S. (2008). IELTS Masterclass: Student's book. Oxford: Oxford University Press.
シカゴスタイル引用形Haines, Simon. IELTS Masterclass: Student's Book. Oxford: Oxford University Press, 2008.
MLA引用形式Haines, Simon. IELTS Masterclass: Student's Book. Oxford: Oxford University Press, 2008.
警告: この引用は必ずしも正確ではありません.