Career Press Inc. (1993). Powerful telephone skills: A quick and handy guide for any manager or business owner. Hawthorne, NJ: Career Press.
シカゴスタイル引用形Career Press Inc. Powerful Telephone Skills: A Quick and Handy Guide for Any Manager or Business Owner. Hawthorne, NJ: Career Press, 1993.
MLA引用形式Career Press Inc. Powerful Telephone Skills: A Quick and Handy Guide for Any Manager or Business Owner. Hawthorne, NJ: Career Press, 1993.
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