Guedalla, P. (1937). Palmerston. Hodder and Stoughton.
Lua i Stíl Chicago (17ú heag.)Guedalla, Philip. Palmerston. London: Hodder and Stoughton, 1937.
Lua MLA (8ú heag.)Guedalla, Philip. Palmerston. Hodder and Stoughton, 1937.
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