Tyrrell, I. R. (2010). Reforming the world: The creation of America's moral empire. Princeton University Press.
Lua i Stíl Chicago (17ú heag.)Tyrrell, Ian R. Reforming the World: The Creation of America's Moral Empire. Princeton: Princeton University Press, 2010.
Lua MLA (9ú heag.)Tyrrell, Ian R. Reforming the World: The Creation of America's Moral Empire. Princeton University Press, 2010.
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