Citazione Stile APA (7a Edizione)

Cohen, W. A., & Drucker, P. F. (2008). A class with Drucker: The lost lessons of the world's greatest management teacher. AMACOM/ American Management Association.

Citazione stile Chigago Style (17a edizione)

Cohen, William A., e Peter F. Drucker. A Class with Drucker: The Lost Lessons of the World's Greatest Management Teacher. New York: AMACOM/ American Management Association, 2008.

Citatione MLA (9a ed.)

Cohen, William A., e Peter F. Drucker. A Class with Drucker: The Lost Lessons of the World's Greatest Management Teacher. AMACOM/ American Management Association, 2008.