Pratt, E. H. (1890). Orificial surgery and its application to the treatment of chronic diseases. Halsey Bros..
Lua i Stíl Chicago (17ú heag.)Pratt, Edwin Hartley. Orificial Surgery and Its Application to the Treatment of Chronic Diseases. Chicago: Halsey Bros., 1890.
Lua MLA (8ú heag.)Pratt, Edwin Hartley. Orificial Surgery and Its Application to the Treatment of Chronic Diseases. Halsey Bros., 1890.
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