Rogerson, P., Stott, T., Utley, D., & Comfort, J. (1994). Speaking effectively: Developing speaking skills for business English. Cambridge: Cambridge University Press.
Styl cytowania ChicagoRogerson, Pamela., Trish Stott, Derek Utley, i Jeremy Comfort. Speaking Effectively: Developing Speaking Skills for Business English. Cambridge: Cambridge University Press, 1994.
Styl cytowania MLARogerson, Pamela., Trish Stott, Derek Utley, i Jeremy Comfort. Speaking Effectively: Developing Speaking Skills for Business English. Cambridge: Cambridge University Press, 1994.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..