Farrington, E. A. (1890). A clinical materia medica: Being a course of lectures delivered at the Hahnemann Medical College of Philadelphia (2d ed.). Hahnemann Publishing House.
Lua i Stíl Chicago (17ú heag.)Farrington, E. A. A Clinical Materia Medica: Being a Course of Lectures Delivered at the Hahnemann Medical College of Philadelphia. 2d ed. Philadelphia: Hahnemann Publishing House, 1890.
Lua MLA (8ú heag.)Farrington, E. A. A Clinical Materia Medica: Being a Course of Lectures Delivered at the Hahnemann Medical College of Philadelphia. 2d ed. Hahnemann Publishing House, 1890.
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