Knopf, S. A. (1899). Pulmonary tuberculosis: Its modern prophylaxis and the treatment in special institutions and at home (Rev. and enl.). Blakiston.
Lua i Stíl Chicago (17ú heag.)Knopf, S. Adolphus. Pulmonary Tuberculosis: Its Modern Prophylaxis and the Treatment in Special Institutions and at Home. Rev. and enl. Philadelphia: Blakiston, 1899.
Lua MLA (8ú heag.)Knopf, S. Adolphus. Pulmonary Tuberculosis: Its Modern Prophylaxis and the Treatment in Special Institutions and at Home. Rev. and enl. Blakiston, 1899.
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