Sumner, W. G. (2025, July 8). William Graham Sumner quote. Quotesia. Retrieved from https://quotesia.com/william-graham-sumner-quote/749958
Sumner, William Graham. “William Graham Sumner quote”. Quotesia. 8 Jul. 2025: https://quotesia.com/william-graham-sumner-quote/749958.
Sumner, W. G. (2025). Quotesia [Online]. Available at: https://quotesia.com/william-graham-sumner-quote/749958 (Accessed: July 8 2025).
Sumner, William Graham. “William Graham Sumner quote” Quotesia. https://quotesia.com/william-graham-sumner-quote/749958 (accessed July 8, 2025).
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