Hutchinson, T. (1999). Lifelines: Elementary workbook. Oxford: Oxford University Press.
シカゴスタイル引用形Hutchinson, Tom. Lifelines: Elementary Workbook. Oxford: Oxford University Press, 1999.
MLA引用形式Hutchinson, Tom. Lifelines: Elementary Workbook. Oxford: Oxford University Press, 1999.
警告: この引用は必ずしも正確ではありません.