Swan, M., & Walter, C. (1985). The Cambridge English course. Cambridge University Press.
Chicagoスタイル(17版)引用形式Swan, Michael, , Catherine Walter. The Cambridge English Course. Cambridge: Cambridge University Press, 1985.
MLA(9版)引用形式Swan, Michael, , Catherine Walter. The Cambridge English Course. Cambridge University Press, 1985.
警告: この引用は必ずしも正確ではありません.