Rujukan London_Underground

  1. 1 2 3 4 5 "About TfL – What we do – London Underground – Facts & figures". Transport for London. Dicapai 2014-06-17. 
  2. 1 2 "Daily Ridership". London: Transport for London. 
  3. ↑ "National Rail Enquiries - London Underground". 
  4. ↑ Transport for London, Windsor House, 42–50 Victoria Street, London SW1H 0TL, enquire@tfl.gov.uk. "Facts & figures". Selenggaraan CS1: Pelbagai nama: senarai pengarang (link)
  5. ↑ "An overview of the rail industry in Great Britain" (PDF). UK Government - Office of Rail and Road. Dicapai 2017-01-05. 
  6. ↑ Wolmar 2004, m/s. 135.
  7. 1 2 Croome & Jackson (1993), Preface.
  8. 1 2 3 Attwooll, Jolyon (5 Ogos 2015). "London Underground: 150 fascinating Tube facts". The Daily Telegraph. London. 
  9. ↑ "Annual Report and Statement of Accounts 2011/12" (PDF). TfL. m/s. 98, 100. Dicapai 2015-10-25. Fares revenue on LU was £2,410m... Operating expenditure on the Underground increased to £2,630m 
  10. ↑ "Annual Report and Statement of Accounts 2011/12" (PDF). TfL. m/s. 11. Dicapai 2015-10-25. 
  11. ↑ Peacock (1970), m/s. 37–38.
  12. ↑ Day & Reed (2010), m/s. 8.
  13. ↑ Jackson (1986), m/s. 19.
  14. ↑ Bextor, Robin (2013). A History of the London Underground. Demand Media Limited. m/s. 34. ISBN 1909217379. 
  15. ↑ Day & Reed (2010), m/s. 8, 14.
  16. ↑ Simpson (2003), m/s. 16.
  17. ↑ Day & Reed (2010), m/s. 18–24.
  18. ↑ Day & Reed (2010), m/s. 27–28.
  19. ↑ Day & Reed (2010), m/s. 10–11.
  20. 1 2 Day & Reed (2010), m/s. 26.
  21. ↑ Day & Reed (2010), m/s. 33.
  22. ↑ Day & Reed (2010), m/s. 32.
  23. ↑ Day & Reed (2010), m/s. 40–45.
  24. ↑ Day & Reed (2010), m/s. 50–51.
  25. ↑ Day & Reed (2010), m/s. 52–56.
  26. ↑ Day & Reed (2010), m/s. 50, 53.
  27. ↑ Day & Reed (2010), m/s. 60–61.
  28. ↑ Day & Reed (2010), m/s. 62–63.
  29. ↑ "Milestones". Transport for London. Dicapai 12 February 2011. 
  30. ↑ "Company information". Transport for London. Dicapai 11 July 2008. 
  31. ↑ "Chief Officers". Transport for London. Dicapai 13 September 2008. 
  32. ↑ "About". London TravelWatch. Dicapai 12 February 2011. 
  33. ↑ "East London Line officially opened by Boris Johnson". BBC News. 27 April 2010. Dicapai 27 April 2010. 
  34. ↑ London Underground. "Corporate identity—colour standards". Transport for London. Dicapai 22 December 2007. 
  35. ↑ "Numbered zones for stations". Watford Observer. 24 November 2007. 
  36. ↑ "Getting around with Oyster" (PDF). Transport for London. January 2010. Dicapai 4 February 2011. 
  37. ↑ "London's shortest tube journey". Time Out. 17 April 2007. Dicapai 5 June 2008. I have important advice for you. Never ever, under any circumstances, take the stairs. Don't do it because although you think it might be quicker than waiting for the lift it won't be, and the ascent will destroy you. There are 193 steps, and that's the equivalent of climbing to the top of a 15-storey building. 

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