Findlay, R., & O'Rourke, K. H. (2007). Power and plenty: Trade, war, and the world economy in the second millennium. Princeton University Press.
Lua i Stíl Chicago (17ú heag.)Findlay, Ronald, agus Kevin H. O'Rourke. Power and Plenty: Trade, War, and the World Economy in the Second Millennium. Princeton, N.J: Princeton University Press, 2007.
Lua MLA (9ú heag.)Findlay, Ronald, agus Kevin H. O'Rourke. Power and Plenty: Trade, War, and the World Economy in the Second Millennium. Princeton University Press, 2007.
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