Swan, M. (1987). The Cambridge English course 3: Student's book. Cambridge: Cambridge University Press.
シカゴスタイル引用形Swan, Michael. The Cambridge English Course 3: Student's Book. Cambridge: Cambridge University Press, 1987.
MLA引用形式Swan, Michael. The Cambridge English Course 3: Student's Book. Cambridge: Cambridge University Press, 1987.
警告: この引用は必ずしも正確ではありません.