https://www.cambridge.org/core/journals/utilitas/article/abs/eye-of-the-universe-henry-sidgwick-and-the-problem-public/06259F502945DD68D672F07A3EFE7D2A
Eye of the Universe: Henry Sidgwick and the Problem Public | Utilitas | Cambridge Core
Eye of the Universe: Henry Sidgwick and the Problem Public - Volume 14 Issue 2
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The Methods of Ethics by Henry Sidgwick | Project Gutenberg
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