DRUCKER PETER F. (2004). INNOVATION AND ENTREPRENURSHIP. ELSEVIER.
Chicagoスタイル(17版)引用形式DRUCKER PETER F. INNOVATION AND ENTREPRENURSHIP. AMSTERDAM: ELSEVIER, 2004.
MLA(9版)引用形式DRUCKER PETER F. INNOVATION AND ENTREPRENURSHIP. ELSEVIER, 2004.
警告: この引用は必ずしも正確ではありません.