Gage, A. P. (1888). A text-book on the elements of physics: For high schools and academies. Ginn & Co..
Lua i Stíl Chicago (17ú heag.)Gage, Alfred P. A Text-book on the Elements of Physics: For High Schools and Academies. Boston: Ginn & Co., 1888.
Lua MLA (8ú heag.)Gage, Alfred P. A Text-book on the Elements of Physics: For High Schools and Academies. Ginn & Co., 1888.
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