Hayes, F. W. (1880). Victor Dupres: A dramatic study in three acts. Bemrose.
Lua i Stíl Chicago (17ú heag.)Hayes, Frederick W. Victor Dupres: A Dramatic Study in Three Acts. London: Bemrose, 1880.
Lua MLA (8ú heag.)Hayes, Frederick W. Victor Dupres: A Dramatic Study in Three Acts. Bemrose, 1880.
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