Sumner, W. G. (2025, October 6). William Graham Sumner quote. Quotesia. Retrieved from https://quotesia.com/william-graham-sumner-quote/749972
Sumner, William Graham. “William Graham Sumner quote”. Quotesia. 6 Oct. 2025: https://quotesia.com/william-graham-sumner-quote/749972.
Sumner, W. G. (2025). Quotesia [Online]. Available at: https://quotesia.com/william-graham-sumner-quote/749972 (Accessed: October 6 2025).
Sumner, William Graham. “William Graham Sumner quote” Quotesia. https://quotesia.com/william-graham-sumner-quote/749972 (accessed October 6, 2025).
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