2012, Andrew Martin, Underground Overground: A passenger's history of the Tube, Profile Books, ISBN978-1846684777，頁號 xiii, Preface:
In the Seventies the system was run-down and demoralised. Road transport was the future, the Underground was being 'managed for decline', and the system was filthier than the streets above.
Among its findings, the report says: "In recent years we have seen more stations transformed from run-down Victorian hulks, or spartan bus-sheltered platforms, into places that people can take pride in, feel comfortable in using, and which are fulfilling more of their wider potential.
