APA (7th ed.) Zitazioa

Henig, R. (1995). The Origins of the First World War (2nd ed.). Routledge.

Chicago Style (17th ed.) Zitazioa

Henig, Ruth. The Origins of the First World War. 2nd ed. London: Routledge, 1995.

MLA (9th ed.) Zitazioa

Henig, Ruth. The Origins of the First World War. 2nd ed. Routledge, 1995.