Fisher, J. E. (1994). Telephone skills at work. Business One Irwin/Mirror Press.
Chicago Style (17. basım) AtıfFisher, Judith E. Telephone Skills at Work. Burr Ridge, Ill.: Business One Irwin/Mirror Press, 1994.
MLA (8th ed.) AtıfFisher, Judith E. Telephone Skills at Work. Business One Irwin/Mirror Press, 1994.
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