Kettering, C. (2025, November 1). Charles Kettering quote. Quotesia. Retrieved from https://quotesia.com/charles-kettering-quote/117982
Kettering, Charles. “Charles Kettering quote”. Quotesia. 1 Nov. 2025: https://quotesia.com/charles-kettering-quote/117982.
Kettering, C. (2025). Quotesia [Online]. Available at: https://quotesia.com/charles-kettering-quote/117982 (Accessed: November 1 2025).
Kettering, Charles. “Charles Kettering quote” Quotesia. https://quotesia.com/charles-kettering-quote/117982 (accessed November 1, 2025).
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