Zubrin, R. (2025, October 7). Robert Zubrin quote. Quotesia. Retrieved from https://quotesia.com/robert-zubrin-quote/620010
Zubrin, Robert. “Robert Zubrin quote”. Quotesia. 7 Oct. 2025: https://quotesia.com/robert-zubrin-quote/620010.
Zubrin, R. (2025). Quotesia [Online]. Available at: https://quotesia.com/robert-zubrin-quote/620010 (Accessed: October 7 2025).
Zubrin, Robert. “Robert Zubrin quote” Quotesia. https://quotesia.com/robert-zubrin-quote/620010 (accessed October 7, 2025).
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