Taylor, S. Model Business Letters, Emails and Other Business Documents (7.). Pearson Education UK.
Lua i Stíl Chicago (17ú heag.)Taylor, Shirley. Model Business Letters, Emails and Other Business Documents. 7. Pearson Education UK.
Lua MLA (8ú heag.)Taylor, Shirley. Model Business Letters, Emails and Other Business Documents. 7. Pearson Education UK.
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