Nietzsche, F. (1975). 1880 - 1889. de Gruyter.
Lua i Stíl Chicago (17ú heag.)Nietzsche, Friedrich. 1880 - 1889. Berlin ; New York: de Gruyter, 1975.
Lua MLA (8ú heag.)Nietzsche, Friedrich. 1880 - 1889. de Gruyter, 1975.
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