Kerr, J. Y. K., & Doyle, A. C. (2008). Sherlock Holmes and the mystery of boscombe pool: Level 3. Harlow: Pearson Education.
शिकागो स्टाइल उद्धरणKerr, J. Y. K., और Arthur Conan Doyle. Sherlock Holmes and the Mystery of Boscombe Pool: Level 3. Harlow: Pearson Education, 2008.
एमएलए उद्धरणKerr, J. Y. K., और Arthur Conan Doyle. Sherlock Holmes and the Mystery of Boscombe Pool: Level 3. Harlow: Pearson Education, 2008.
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