Tony Proctor. (2009). Creative problem solving for managers. Routledge.
シカゴスタイル引用形Tony Proctor. Creative Problem Solving for Managers. Routledge, 2009.
MLA引用形式Tony Proctor. Creative Problem Solving for Managers. Routledge, 2009.
警告: この引用は必ずしも正確ではありません.