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Dyfyniad Arddull ChicagoCollier, P., and A. Hoeffler. Testing the Neocon Agenda: Democracy in Resource-rich Societies. 2007.
Dyfyniad MLACollier, P., and A. Hoeffler. Testing the Neocon Agenda: Democracy in Resource-rich Societies. 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.