APA (7th ed.) Citation

Drucker, P. (2008). The Five Most Important Questions: You Will Ever Ask About Your Organization (1st edition.). Jossey-Bass.

Chicago Style (17th ed.) Citation

Drucker, Péter. The Five Most Important Questions: You Will Ever Ask About Your Organization. 1st edition. Jossey-Bass, 2008.

MLA (9th ed.) Citation

Drucker, Péter. The Five Most Important Questions: You Will Ever Ask About Your Organization. 1st edition. Jossey-Bass, 2008.

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