Drucker, P. F. (2017). What Makes an Effective Executive. Boston Massachusetts: Harvard Business Review Press.
シカゴスタイル引用形Drucker, Peter F. What Makes an Effective Executive. Boston Massachusetts: Harvard Business Review Press, 2017.
MLA引用形式Drucker, Peter F. What Makes an Effective Executive. Boston Massachusetts: Harvard Business Review Press, 2017.
警告: この引用は必ずしも正確ではありません.