Soars, L., Soars, J., & Wheeldon, S. (2009). Ameriacan Headway 1: Workbook (2nd ed.). New York: Oxford University Press.
シカゴスタイル引用形Soars, Liz, John Soars, , Sylvia Wheeldon. Ameriacan Headway 1: Workbook. 2nd ed. New York: Oxford University Press, 2009.
MLA引用形式Soars, Liz, John Soars, , Sylvia Wheeldon. Ameriacan Headway 1: Workbook. 2nd ed. New York: Oxford University Press, 2009.
警告: この引用は必ずしも正確ではありません.