Langford, J. A. (1870). The king & the commoner: A historical play in five acts. E. Osborne.
Lua i Stíl Chicago (17ú heag.)Langford, John Alfred. The King & the Commoner: A Historical Play in Five Acts. Birmingham: E. Osborne, 1870.
Lua MLA (8ú heag.)Langford, John Alfred. The King & the Commoner: A Historical Play in Five Acts. E. Osborne, 1870.
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