Leroux, G. (1995). The phantom of the Opera. Wordsworth.
Lua i Stíl Chicago (17ú heag.)Leroux, Gaston. The Phantom of the Opera. Hertfordshire, England: Wordsworth, 1995.
Lua MLA (8ú heag.)Leroux, Gaston. The Phantom of the Opera. Wordsworth, 1995.
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