Citazione Stile APA (7a Edizione)

Drucker, P. F., & Wartzman, R. (2010). The Drucker lectures: Essential lessons on management, society, and economy (First edition.). The Drucker Institute.

Citazione stile Chigago Style (17a edizione)

Drucker, Peter F., e Rick Wartzman. The Drucker Lectures: Essential Lessons on Management, Society, and Economy. First edition. New York: The Drucker Institute, 2010.

Citatione MLA (9a ed.)

Drucker, Peter F., e Rick Wartzman. The Drucker Lectures: Essential Lessons on Management, Society, and Economy. First edition. The Drucker Institute, 2010.