Russell, G. W. E. (1936). William Ewart Gladstone. J. M. Dent.
Lua i Stíl Chicago (17ú heag.)Russell, G. W. E. William Ewart Gladstone. London: J. M. Dent, 1936.
Lua MLA (9ú heag.)Russell, G. W. E. William Ewart Gladstone. J. M. Dent, 1936.
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