APA (7th ed.) Citation

Drucker, P. F. (1996). The effective executive. Harper Business.

Chicago Style (17th ed.) Citation

Drucker, Peter F. The Effective Executive. New York: Harper Business, 1996.

MLA (8th ed.) Citation

Drucker, Peter F. The Effective Executive. Harper Business, 1996.

Warning: These citations may not always be 100% accurate.