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Dyfyniad Arddull ChicagoThornton, Thomas Perry. The Challenge to U.S. Policy in the Third World: Global Responsibilities and Regional Devolution. Boulder, Colo.: Westview Pr, 1986.
Dyfyniad MLAThornton, Thomas Perry. The Challenge to U.S. Policy in the Third World: Global Responsibilities and Regional Devolution. Westview Pr, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.