APA (7th ed.) Citation

DRUCKER. (1967). The effective executive. Butterworth Heinemann.

Chicago Style (17th ed.) Citation

DRUCKER. The Effective Executive. Oxford: Butterworth Heinemann, 1967.

MLA (9th ed.) Citation

DRUCKER. The Effective Executive. Butterworth Heinemann, 1967.

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