Paterson, T. G., Clifford, J. G., & Hagan, K. J. (1995). American foreign relations: A history (4th ed.). D.C. Heath.
Lua i Stíl Chicago (17ú heag.)Paterson, Thomas G., J. Garry Clifford, agus Kenneth J. Hagan. American Foreign Relations: A History. 4th ed. Lexington, Mass.: D.C. Heath, 1995.
Lua MLA (8ú heag.)Paterson, Thomas G., et al. American Foreign Relations: A History. 4th ed. D.C. Heath, 1995.
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