Horner, W. T. (2010). Ohio's kingmaker: Mark Hanna, man & myth. Ohio University Press.
Tohutoru Kātū Chicago (17th ed.)Horner, William T. Ohio's Kingmaker: Mark Hanna, Man & Myth. Athens: Ohio University Press, 2010.
Tohutoro MLA (9th ed.)Horner, William T. Ohio's Kingmaker: Mark Hanna, Man & Myth. Ohio University Press, 2010.
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