Madsen, A. (1968). Billy Wilder. Secker & Warburg.
Lua i Stíl Chicago (17ú heag.)Madsen, Axel. Billy Wilder. London: Secker & Warburg, 1968.
Lua MLA (9ú heag.)Madsen, Axel. Billy Wilder. Secker & Warburg, 1968.
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