APA (7th ed.) Citation

Drucker, P. F. (1980). Managing in turbulent times. Heinemann.

Chicago Style (17th ed.) Citation

Drucker, Peter F. Managing in Turbulent Times. London: Heinemann, 1980.

MLA (9th ed.) Citation

Drucker, Peter F. Managing in Turbulent Times. Heinemann, 1980.

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