Otto, F. (2025, October 13). Frei Otto quote. Quotesia. Retrieved from https://quotesia.com/frei-otto-quote/236105
Otto, Frei. “Frei Otto quote”. Quotesia. 13 Oct. 2025: https://quotesia.com/frei-otto-quote/236105.
Otto, F. (2025). Quotesia [Online]. Available at: https://quotesia.com/frei-otto-quote/236105 (Accessed: October 13 2025).
Otto, Frei. “Frei Otto quote” Quotesia. https://quotesia.com/frei-otto-quote/236105 (accessed October 13, 2025).
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