Jahn, H. (2025, October 16). Helmut Jahn quote. Quotesia. Retrieved from https://quotesia.com/helmut-jahn-quote/275966
Jahn, Helmut. “Helmut Jahn quote”. Quotesia. 16 Oct. 2025: https://quotesia.com/helmut-jahn-quote/275966.
Jahn, H. (2025). Quotesia [Online]. Available at: https://quotesia.com/helmut-jahn-quote/275966 (Accessed: October 16 2025).
Jahn, Helmut. “Helmut Jahn quote” Quotesia. https://quotesia.com/helmut-jahn-quote/275966 (accessed October 16, 2025).
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