APA (7th ed.) Citation

Drucker, P. F. (1966). The effective executive. Harper & Row.

Chicago Style (17th ed.) Citation

Drucker, Peter F. The Effective Executive. New York: Harper & Row, 1966.

MLA (9th ed.) Citation

Drucker, Peter F. The Effective Executive. Harper & Row, 1966.

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