APA (7th ed.) Citation

Drucker, P. F. (2001). The essential Drucker: Selections from the management works of Peter F. Drucker. Butterworth-Heinemann.

Chicago Style (17th ed.) Citation

Drucker, Peter Ferdinand. The Essential Drucker: Selections from the Management Works of Peter F. Drucker. Oxford: Butterworth-Heinemann, 2001.

MLA (8th ed.) Citation

Drucker, Peter Ferdinand. The Essential Drucker: Selections from the Management Works of Peter F. Drucker. Butterworth-Heinemann, 2001.

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