Findlay, R., O'Rourke, K. H., & 66915. (2009). Power and plenty: Trade, war, and the world economy in the second millennium. Princeton University Press.
Chicago-viite (17. p.)Findlay, Ronald, Kevin H.66916 O'Rourke, ja 66915. Power and Plenty: Trade, War, and the World Economy in the Second Millennium. Princeton: Princeton University Press, 2009.
MLA-viite (9. p.)Findlay, Ronald, et al. Power and Plenty: Trade, War, and the World Economy in the Second Millennium. Princeton University Press, 2009.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.