Henig, R. (1995). The Origins of the First World War (2nd ed.). Routledge.
Tohutoru Kātū Chicago (17th ed.)Henig, Ruth. The Origins of the First World War. 2nd ed. London: Routledge, 1995.
Tohutoro MLA (9th ed.)Henig, Ruth. The Origins of the First World War. 2nd ed. Routledge, 1995.
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