Style de citation APA (7e éd.)
Comfort, J. a. (1994). Speaking effectively: Developing speaking skills for business english. CUP.
Style de citation Chicago (17e éd.)
Comfort, Jeremy...[et al]. Speaking Effectively: Developing Speaking Skills for Business English. Cambridge: CUP, 1994.
Style de citation MLA (9e éd.)
Comfort, Jeremy...[et al]. Speaking Effectively: Developing Speaking Skills for Business English. CUP, 1994.
Attention : ces citations peuvent ne pas être correctes à 100%.