Παραπομπή σε μορφή APA (7η εκδ.)

Koestler, A. (1967). The Ghost in the machine: The urge to self-destruction: A psychological and evolutionary study of modern man's predicament. Macmillan.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Koestler, Arthur. The Ghost in the Machine: The Urge to Self-destruction: A Psychological and Evolutionary Study of Modern Man's Predicament. New York: Macmillan, 1967.

Παραπομπή σε μορφή MLA (8th εκδ.)

Koestler, Arthur. The Ghost in the Machine: The Urge to Self-destruction: A Psychological and Evolutionary Study of Modern Man's Predicament. Macmillan, 1967.