Thoreau, H. D., & Gomes, t. M. J. (1987). Defesa de John Brown. Antígona.
Lua i Stíl Chicago (17ú heag.)Thoreau, Henry David, agus trad. Manuel J. Gomes. Defesa De John Brown. Antígona, 1987.
Lua MLA (8ú heag.)Thoreau, Henry David, agus trad. Manuel J. Gomes. Defesa De John Brown. Antígona, 1987.
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