APA(7版)引用形式

Drucker, P. (2006). Management challenges for the 21st Century. Palgrave Macmillan Punl.

Chicagoスタイル(17版)引用形式

Drucker, Peter. Management Challenges for the 21st Century. New York: Palgrave Macmillan Punl, 2006.

MLA(9版)引用形式

Drucker, Peter. Management Challenges for the 21st Century. Palgrave Macmillan Punl, 2006.

警告: この引用は必ずしも正確ではありません.