
As quoted on the official website http://www.rbwm.gov.uk/web/libraries_local_history_figures.htm#William_Herschel of the Royal Borough of Windsor and Maidenhead.
Bętkowska, Teresa (August–September 2010). "Mistrz niszowej dyscypliny" http://www2.almamater.uj.edu.pl/126/17.pdf (PDF). Alma Mater (in Polish). Kraków: Jagiellonian University (126–127): pp. 41–46.
As quoted on the official website http://www.rbwm.gov.uk/web/libraries_local_history_figures.htm#William_Herschel of the Royal Borough of Windsor and Maidenhead.
Vanna Bonta Talks About Quantum fiction: Author Interview (2007)
Autobiography "My Early Life" http://basildoliveira.com/about/biographies/basil-doliveira/
On the first moon-landing, as quoted in The New York Times (21 July 1969)
Twitter post https://twitter.com/TulsiGabbard, (27 Jun 2019)
Twitter account, June 2019
“The man in the street does not know a star in the sky.”
1840s, Essays: First Series (1841), Self-Reliance