BOVEE, C. L. (2005). BUSINESS COMMUNICATION TODAY, 8TH ED. Pearson.
Lua i Stíl Chicago (17ú heag.)BOVEE, C L. BUSINESS COMMUNICATION TODAY, 8TH ED. New-Delhi: Pearson, 2005.
Lua MLA (9ú heag.)BOVEE, C L. BUSINESS COMMUNICATION TODAY, 8TH ED. Pearson, 2005.
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