„Major American Political Parties of the 19th Century”. Norwich University Online (на језику: енглески). Архивирано из оригинала 05. 07. 2022. г. Приступљено 2022-07-04. „...The Democratic-Republican and Whig parties are considered the predecessors of today's Democratic and Republican parties, respectively.”
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„Major American Political Parties of the 19th Century”. Norwich University Online (на језику: енглески). Архивирано из оригинала 05. 07. 2022. г. Приступљено 2022-07-04. „...The Democratic-Republican and Whig parties are considered the predecessors of today's Democratic and Republican parties, respectively.”