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rollingstone.com
Wenner, Jann S. (21 January 1971). "Lennon Remembers, Part One". Rolling Stone. Archived from the original on 17 April 2020. Retrieved 18 April 2020.
Smith, Alan (9 May 1970). "The Beatles: Let It Be (Apple)". NME. p. 2. Available at Rock's BackpagesArchived 7 September 2015 at the Wayback Machine (subscription required).
"The 43rd Academy Awards, 1971". Oscars. Academy of Motion Picture Arts and Sciences. 4 October 2014. Archived from the original on 2 April 2015. Retrieved 17 April 2017.