Hutchinson, T. (1996). American hotline: Progress-workbook. Oxford: Oxford University Press.
シカゴスタイル引用形Hutchinson, Tom. American Hotline: Progress-workbook. Oxford: Oxford University Press, 1996.
MLA引用形式Hutchinson, Tom. American Hotline: Progress-workbook. Oxford: Oxford University Press, 1996.
警告: この引用は必ずしも正確ではありません.