APA استشهاد

Handy, C., & Bennis, W. (1989). The age of unreason. Harvard business school press.

استشهاد بنمط شيكاغو

Handy, Charles, و Warren Bennis. The Age of Unreason. Boston: Harvard business school press, 1989.

MLA استشهاد

Handy, Charles, و Warren Bennis. The Age of Unreason. Harvard business school press, 1989.