Holroyd, J. E. (1959). Baker Street by-ways: A book about Sherlock Holmes. Allen & Unwin.
Lua i Stíl Chicago (17ú heag.)Holroyd, James Edward. Baker Street By-ways: A Book About Sherlock Holmes. London: Allen & Unwin, 1959.
Lua MLA (8ú heag.)Holroyd, James Edward. Baker Street By-ways: A Book About Sherlock Holmes. Allen & Unwin, 1959.
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