Wight, O. W. (1884). Maxims of public health. Appleton.
Lua i Stíl Chicago (17ú heag.)Wight, O. W. Maxims of Public Health. New York: Appleton, 1884.
Lua MLA (8ú heag.)Wight, O. W. Maxims of Public Health. Appleton, 1884.
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