Castle, M., Soars, J., & Soars, L. (2001). American headway: Teacher's resource book 2. Oxford: Oxford Univ. Press.
シカゴスタイル引用形Castle, Matt, John Soars, , Liz Soars. American Headway: Teacher's Resource Book 2. Oxford: Oxford Univ. Press, 2001.
MLA引用形式Castle, Matt, John Soars, , Liz Soars. American Headway: Teacher's Resource Book 2. Oxford: Oxford Univ. Press, 2001.
警告: この引用は必ずしも正確ではありません.