Whitaker, J. (1904). Joseph Whitaker's Peerage. Whitaker.
Lua i Stíl Chicago (17ú heag.)Whitaker, Joseph. Joseph Whitaker's Peerage. London: Whitaker, 1904.
Lua MLA (8ú heag.)Whitaker, Joseph. Joseph Whitaker's Peerage. Whitaker, 1904.
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