Kettering, C. (2025, September 15). Charles Kettering quote. Quotesia. Retrieved from https://quotesia.com/charles-kettering-quote/117951
Kettering, Charles. “Charles Kettering quote”. Quotesia. 15 Sep. 2025: https://quotesia.com/charles-kettering-quote/117951.
Kettering, C. (2025). Quotesia [Online]. Available at: https://quotesia.com/charles-kettering-quote/117951 (Accessed: September 15 2025).
Kettering, Charles. “Charles Kettering quote” Quotesia. https://quotesia.com/charles-kettering-quote/117951 (accessed September 15, 2025).
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