ANDREWS, D. C. (1988). Study Guide Business Communication Deborah C. Audrens & William D. Andrews. Macmillan.
Chicago Style (17. basım) AtıfANDREWS, Deborah C. Study Guide Business Communication Deborah C. Audrens & William D. Andrews. Macmillan, 1988.
MLA (8th ed.) AtıfANDREWS, Deborah C. Study Guide Business Communication Deborah C. Audrens & William D. Andrews. Macmillan, 1988.
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