Rujukan Piccadilly

Rujukan Piccadilly_Circus

↑ "circus", Oxford English Dictionary 2nd Edition 1989
↑ BBC NEWS | England | London | London lights out for environment Mereka juga dipadamkan sebagai sebahagian dari Earth Hour dari 8.30 malam hingga 9.30 malam pada 28 Mac 2009.
↑ "Eros", National Conservation Centre
↑ Piccadilly London
↑ The Editors of American Heritage (1962). D-Day, The Invasion of Europe. New York, New York: American Heritage Publishing Co, Inc. m/s. 36. . . .the ten mile (16 km) circle in the Channel nicknamed Piccadilly Circus, where the troop convoys would meet . . .

Mills, A. D. Dictionary of London Place Names. Oxford University Press, 2004. ISBN 0-19-860957-4.
Harris, C. M. What's in a name? The origins of the names of all stations in current use on the London Underground and Docklands Light rail with their opening dates. Midas Books and London Transport, fourth edition, 2001. ISBN 1-85414-241-0.
Lange, D. The Queen's London: A Pictorial and Descriptive Record of the Streets, Buildings, Parks and Scenery of the Great Metropolis. Cassell and Company, London, 1896.
Dickens, Charles, Jr (1993) [1888, 1879]. "Piccadilly (online copy)". Dickens's Dictionary of London, 1888 (edisi facsimile). Devon: Old House Books. ISBN 1-873590-04-0. pautan luar dalam |chapter= (bantuan)Selenggaraan CS1: Pelbagai nama: senarai pengarang (link)
Greater London Council, Piccadilly Circus: From Controversy to Reconstruction. 1980. ISBN 0-7168-1145-6.

Piccadilly Line. Homepage of the London Underground on the Piccadilly Line. Retrieved February 25, 2005.
"London lights out for environment", News. BBC.co.uk, 22 June 2007

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