APA (7th ed.) Citation

Drucker, P. F. (1993). Managing in turbulent times. Butterworth-Heinemann.

Chicago Style (17th ed.) Citation

Drucker, Peter F. Managing in Turbulent Times. Oxford: Butterworth-Heinemann, 1993.

MLA (9th ed.) Citation

Drucker, Peter F. Managing in Turbulent Times. Butterworth-Heinemann, 1993.

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