Sumner, C. (1904). Addresses on war. Published for the International Union, Ginn & Co..
Lua i Stíl Chicago (17ú heag.)Sumner, Charles. Addresses on War. Boston: Published for the International Union, Ginn & Co., 1904.
Lua MLA (8ú heag.)Sumner, Charles. Addresses on War. Published for the International Union, Ginn & Co., 1904.
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