Gorton, C. M. R. (1873). The fatal secret. John E. Potter and Company.
Lua i Stíl Chicago (17ú heag.)Gorton, C. M. R. The Fatal Secret. Philadelphia: John E. Potter and Company, 1873.
Lua MLA (8ú heag.)Gorton, C. M. R. The Fatal Secret. John E. Potter and Company, 1873.
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