↑Morefield, Jeanne (2005). Covenants Without Swords: Idealist Liberalism and the Spirit of Empire. Princeton: Princeton University Press. p.280. ISBN9780691119922.
↑Morefield, Jeanne (2014). Empires Without Imperialism: Anglo-American Decline and the Politics of Deflection. Oxford: Oxford University Press. ISBN9780199387328.