Bennie, M. (2003). Mastering business English: How to improve your business communication skills. Grolier International.
Chicago-viite (17. p.)Bennie, Michael. Mastering Business English: How to Improve Your Business Communication Skills. Grolier International, 2003.
MLA-viite (8. p.)Bennie, Michael. Mastering Business English: How to Improve Your Business Communication Skills. Grolier International, 2003.
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