Hubble, E. P. (2025, August 2). Edwin Powell Hubble quote. Quotesia. Retrieved from https://quotesia.com/edwin-powell-hubble-quote/201739
Hubble, Edwin Powell. “Edwin Powell Hubble quote”. Quotesia. 2 Aug. 2025: https://quotesia.com/edwin-powell-hubble-quote/201739.
Hubble, E. P. (2025). Quotesia [Online]. Available at: https://quotesia.com/edwin-powell-hubble-quote/201739 (Accessed: August 2 2025).
Hubble, Edwin Powell. “Edwin Powell Hubble quote” Quotesia. https://quotesia.com/edwin-powell-hubble-quote/201739 (accessed August 2, 2025).
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