Dole, C. F. (1918). The new American citizen: The essentials of civics and economics. D.C. Heath & Co.
Lua i Stíl Chicago (17ú heag.)Dole, Charles F. The New American Citizen: The Essentials of Civics and Economics. Boston, New York [etc.]: D.C. Heath & Co, 1918.
Lua MLA (8ú heag.)Dole, Charles F. The New American Citizen: The Essentials of Civics and Economics. D.C. Heath & Co, 1918.
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