Citazione Stile APA (7a Edizione)

Helmer, J. (1974). The deadly simple mechanics of society. Seabury Press.

Citazione stile Chigago Style (17a edizione)

Helmer, John. The Deadly Simple Mechanics of Society. New York: Seabury Press, 1974.

Citatione MLA (9a ed.)

Helmer, John. The Deadly Simple Mechanics of Society. Seabury Press, 1974.