Taylor, K. (2007). Fifty ways to improve your business english. Summertown Publishing.
Lua i Stíl Chicago (17ú heag.)Taylor, Ken. Fifty Ways to Improve Your Business English. Oxford: Summertown Publishing, 2007.
Lua MLA (9ú heag.)Taylor, Ken. Fifty Ways to Improve Your Business English. Summertown Publishing, 2007.
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