Brock, S. L. (2011). Better business writing: Become a more powerful communicator (5th ed.). Viva books.
Chicago-stil citatBrock, Susan L. Better Business Writing: Become a More Powerful Communicator. 5th ed. New Delhi: Viva books, 2011.
MLA-referensBrock, Susan L. Better Business Writing: Become a More Powerful Communicator. 5th ed. Viva books, 2011.
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