Heinlein, R. A. (2025, October 5). Robert A. Heinlein quote. Quotesia. Retrieved from https://159.203.118.12/robert-a-heinlein-quote/612694
Heinlein, Robert A.. “Robert A. Heinlein quote”. Quotesia. 5 Oct. 2025: https://159.203.118.12/robert-a-heinlein-quote/612694.
Heinlein, R. A. (2025). Quotesia [Online]. Available at: https://159.203.118.12/robert-a-heinlein-quote/612694 (Accessed: October 5 2025).
Heinlein, Robert A.. “Robert A. Heinlein quote” Quotesia. https://159.203.118.12/robert-a-heinlein-quote/612694 (accessed October 5, 2025).
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