APA(7版)引用形式
Comfort, J. a. (1994). Speaking effectively: Developing speaking skills for business english. CUP.
Chicagoスタイル(17版)引用形式
Comfort, Jeremy...[et al]. Speaking Effectively: Developing Speaking Skills for Business English. Cambridge: CUP, 1994.
MLA(9版)引用形式
Comfort, Jeremy...[et al]. Speaking Effectively: Developing Speaking Skills for Business English. CUP, 1994.
警告: この引用は必ずしも正確ではありません.