Handy, C. B. (1989). The age of unreason. Harvard Business School Press.
Cita Chicago (17th ed.)Handy, Charles B. The Age of Unreason. Boston: Harvard Business School Press, 1989.
Cita MLA (9th ed.)Handy, Charles B. The Age of Unreason. Harvard Business School Press, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.