Richardson, H. C. (1997). The greatest nation of the earth: Republican economic policies during the Civil War. Harvard University Press.
Chicago-viite (17. p.)Richardson, Heather Cox. The Greatest Nation of the Earth: Republican Economic Policies During the Civil War. Cambridge, Mass.: Harvard University Press, 1997.
MLA-viite (9. p.)Richardson, Heather Cox. The Greatest Nation of the Earth: Republican Economic Policies During the Civil War. Harvard University Press, 1997.
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