Rogerson, P., Stott, T., Utley, D., & Comfort, J. (1994). Speaking effectively: Developing speaking skills for business English. Cambridge: Cambridge University Press.
Trích dẫn kiểu ChicagoRogerson, Pamela., Trish Stott, Derek Utley, và Jeremy Comfort. Speaking Effectively: Developing Speaking Skills for Business English. Cambridge: Cambridge University Press, 1994.
MLA CitationRogerson, Pamela., Trish Stott, Derek Utley, và Jeremy Comfort. Speaking Effectively: Developing Speaking Skills for Business English. Cambridge: Cambridge University Press, 1994.
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