Nietzsche, F. (1964). Joyful wisdom. Fredrick Unger Publishing Company.
Tohutoru Kātū Chicago (17th ed.)Nietzsche, Friedrich. Joyful Wisdom. New York: Fredrick Unger Publishing Company, 1964.
Tohutoro MLA (9th ed.)Nietzsche, Friedrich. Joyful Wisdom. Fredrick Unger Publishing Company, 1964.
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