Knocker, D. (1912). Accidents in their medico-legal aspect (Thin paper ed.). Baillière, Tindall and Cox.
Lua i Stíl Chicago (17ú heag.)Knocker, Douglas. Accidents in Their Medico-legal Aspect. Thin paper ed. London: Baillière, Tindall and Cox, 1912.
Lua MLA (8ú heag.)Knocker, Douglas. Accidents in Their Medico-legal Aspect. Thin paper ed. Baillière, Tindall and Cox, 1912.
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