McGowen, B., & Richardson, V. (2000). Clockwise: Pre - intermediate : Classbook. New York: Oxford University Press.
シカゴスタイル引用形McGowen, Bruce., , Vic Richardson. Clockwise: Pre - Intermediate : Classbook. New York: Oxford University Press, 2000.
MLA引用形式McGowen, Bruce., , Vic Richardson. Clockwise: Pre - Intermediate : Classbook. New York: Oxford University Press, 2000.
警告: この引用は必ずしも正確ではありません.