Whittaker, F. (1882). The phantom knights: A tale of chivalry. Beadle & Adams.
Lua i Stíl Chicago (17ú heag.)Whittaker, Frederick. The Phantom Knights: A Tale of Chivalry. New York: Beadle & Adams, 1882.
Lua MLA (8ú heag.)Whittaker, Frederick. The Phantom Knights: A Tale of Chivalry. Beadle & Adams, 1882.
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