Escott, J., & Doyle, A. C. (2005). Three short stories of Sherlock Holmes. Pearson Education.
Lua i Stíl Chicago (17ú heag.)Escott, John, agus Arthur Conan Doyle. Three Short Stories of Sherlock Holmes. Harlow, England: Pearson Education, 2005.
Lua MLA (9ú heag.)Escott, John, agus Arthur Conan Doyle. Three Short Stories of Sherlock Holmes. Pearson Education, 2005.
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