"Certified Awards – A Timeline"(PDF). Certified Awards Timeline.pdf. London, UK: BPI (British Recorded Music Industry) Limited. Archived from the original(PDF) on 7 August 2011. Retrieved 27 November 2011.
Pitchfork Staff (22 August 2016). "The 200 Best Songs of the 1970s". Pitchfork. Retrieved 13 October 2022. It is pop's OG "Keep Calm and Carry On", which is only fitting given that it soundtracked the end of pop's OG innovators.
Riegel, Richard (December 1996). "We Can Work It Out: The Ten Most Over- & Underrated Beatles Songs". Real Groove. Available at Rock's Backpages (subscription required).
"Certified Awards – A Timeline"(PDF). Certified Awards Timeline.pdf. London, UK: BPI (British Recorded Music Industry) Limited. Archived from the original(PDF) on 7 August 2011. Retrieved 27 November 2011.