Knapp, A. (1894). One thousand dollars a day: Studies in practical economics. Arena.
Lua i Stíl Chicago (17ú heag.)Knapp, Adeline. One Thousand Dollars a Day: Studies in Practical Economics. Boston: Arena, 1894.
Lua MLA (8ú heag.)Knapp, Adeline. One Thousand Dollars a Day: Studies in Practical Economics. Arena, 1894.
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