Citazione Stile APA (7a Edizione)

Kahn, H. 1. (1962). Thinking about the unthinkable. Horizon Press.

Citazione stile Chigago Style (17a edizione)

Kahn, Herman 1922. Thinking About the Unthinkable. New York: Horizon Press, 1962.

Citatione MLA (9a ed.)

Kahn, Herman 1922. Thinking About the Unthinkable. Horizon Press, 1962.