Heldman, K. (2007). PMP: Project management professional exam study guide. Indianapolis, Ind: Wiley Pub.
シカゴスタイル引用形Heldman, Kim. PMP: Project Management Professional Exam Study Guide. Indianapolis, Ind: Wiley Pub, 2007.
MLA引用形式Heldman, Kim. PMP: Project Management Professional Exam Study Guide. Indianapolis, Ind: Wiley Pub, 2007.
警告: この引用は必ずしも正確ではありません.