Nietzsche, F. (1969). Selected letters of Friedrich Nietzsche. University of Chicago.
Tohutoru Kātū Chicago (17th ed.)Nietzsche, Friedrich. Selected Letters of Friedrich Nietzsche. Chicago: University of Chicago, 1969.
Tohutoro MLA (9th ed.)Nietzsche, Friedrich. Selected Letters of Friedrich Nietzsche. University of Chicago, 1969.
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