Παραπομπή σε μορφή APA (7η εκδ.)

George, K. M. (1996). Showing signs of violence: The cultural politics of a twentieth-century headhunting ritual. University of California Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

George, Kenneth M. Showing Signs of Violence: The Cultural Politics of a Twentieth-century Headhunting Ritual. California: University of California Press, 1996.

Παραπομπή σε μορφή MLA (9th εκδ.)

George, Kenneth M. Showing Signs of Violence: The Cultural Politics of a Twentieth-century Headhunting Ritual. University of California Press, 1996.