United States. Department of State. Foreign relations of the United States. U.S. Government Printing Office.
Cita Chicago Style (17a ed.)United States. Department of State. Foreign Relations of the United States. Washington: U.S. Government Printing Office.
Cita MLA (9a ed.)United States. Department of State. Foreign Relations of the United States. U.S. Government Printing Office.
Precaución: Estas citas no son 100% exactas.