APA引文

Drucker, P. F. (2006). The effective executive. Collins Business.

Chicago Style (17th ed.) Citation

Drucker, Peter F. The Effective Executive. New York: Collins Business, 2006.

MLA引文

Drucker, Peter F. The Effective Executive. Collins Business, 2006.

警告：這些引文格式不一定是100％准確.