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Robertson, William Spence (August 1918). "The Recognition of the Hispanic American Nations by the United States". The Hispanic American Historical Review. 1 (3): 239–269. doi:10.2307/2505669. hdl:2027/uiug.30112063586637. JSTOR2505669.
Dunkerley, James (October 1981). "Reassessing Caudillismo in Bolivia, 1825–79". Bulletin of Latin American Research. 1 (1): 13–25. doi:10.2307/3338617. JSTOR3338617.
Appleton, John: Congressional Record, 32nd Congress, 1st session, 24 app.,441,318. Cited in Morrison, Michael A. (June 2003). "American Reaction to European Revolutions, 1848–1852: Sectionalism, Memory, and the Revolutionary Heritage". Civil War History. 49 (2): 129. doi:10.1353/cwh.2003.0042. S2CID143780364.
Bolkhovitinov, Nikolay N. (March 2011). "The Sale of Alaska: A Russian Perspective". Polar Geography. 27 (3): 255. doi:10.1080/789610181. S2CID129806694.
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Robertson, William Spence (August 1918). "The Recognition of the Hispanic American Nations by the United States". The Hispanic American Historical Review. 1 (3): 239–269. doi:10.2307/2505669. hdl:2027/uiug.30112063586637. JSTOR2505669.
jstor.org
Schroeder, John H. (July 1987). "Review: North for Union, John Appleton's Journal of a Tour to New England Made by President Polk in June and July 1847". Presidential Studies Quarterly. 17 (3): 600–01. JSTOR27550454.
Dearmont, Nelson S. (July 1987). "Review: North by Union, John Appleton's Journal of a Tour to New England Made by President Polk in June and July 1847". Journal of the Early Republic. 7 (2): 202–03. doi:10.2307/3123473. JSTOR3123473.
Robertson, William Spence (August 1918). "The Recognition of the Hispanic American Nations by the United States". The Hispanic American Historical Review. 1 (3): 239–269. doi:10.2307/2505669. hdl:2027/uiug.30112063586637. JSTOR2505669.
Dunkerley, James (October 1981). "Reassessing Caudillismo in Bolivia, 1825–79". Bulletin of Latin American Research. 1 (1): 13–25. doi:10.2307/3338617. JSTOR3338617.
loc.gov
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Appleton, John: Congressional Record, 32nd Congress, 1st session, 24 app.,441,318. Cited in Morrison, Michael A. (June 2003). "American Reaction to European Revolutions, 1848–1852: Sectionalism, Memory, and the Revolutionary Heritage". Civil War History. 49 (2): 129. doi:10.1353/cwh.2003.0042. S2CID143780364.
Bolkhovitinov, Nikolay N. (March 2011). "The Sale of Alaska: A Russian Perspective". Polar Geography. 27 (3): 255. doi:10.1080/789610181. S2CID129806694.