Heldman, K. (2007). Microsoft office excel 2007 for project managers. Indianapolis, Ind: Wiley Pub.
シカゴスタイル引用形Heldman, Kim. Microsoft Office Excel 2007 for Project Managers. Indianapolis, Ind: Wiley Pub, 2007.
MLA引用形式Heldman, Kim. Microsoft Office Excel 2007 for Project Managers. Indianapolis, Ind: Wiley Pub, 2007.
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