Holden, L., & Keen, W. W. (1881). Landmarks, medical and surgical (From the 3rd English ed.). Henry C. Lea's Son & Co..
Lua i Stíl Chicago (17ú heag.)Holden, Luther, agus William W. Keen. Landmarks, Medical and Surgical. From the 3rd English ed. Philadelphia: Henry C. Lea's Son & Co., 1881.
Lua MLA (8ú heag.)Holden, Luther, agus William W. Keen. Landmarks, Medical and Surgical. From the 3rd English ed. Henry C. Lea's Son & Co., 1881.
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