Dyfyniad APA

Clymer, E. F. (1920). Political summary of the United States, 1789-1920. E. P. Dutton & company.

Dyfyniad Arddull Chicago

Clymer, Ernest Fletcher. Political Summary of the United States, 1789-1920. New York: E. P. Dutton & company, 1920.

Dyfyniad MLA

Clymer, Ernest Fletcher. Political Summary of the United States, 1789-1920. E. P. Dutton & company, 1920.

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