Simpson, G. G. (2025, October 2). George Gaylord Simpson quote. Quotesia. Retrieved from https://quotesia.com/george-gaylord-simpson-quote/247327
Simpson, George Gaylord. “George Gaylord Simpson quote”. Quotesia. 2 Oct. 2025: https://quotesia.com/george-gaylord-simpson-quote/247327.
Simpson, G. G. (2025). Quotesia [Online]. Available at: https://quotesia.com/george-gaylord-simpson-quote/247327 (Accessed: October 2 2025).
Simpson, George Gaylord. “George Gaylord Simpson quote” Quotesia. https://quotesia.com/george-gaylord-simpson-quote/247327 (accessed October 2, 2025).
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