^ "Parts of an Umbrella", Carver Umbrellas, February 28, 2007
^WorldWideWords - Origin of the word "Bumbershoot"
^The Oxford English Dictionary 2nd ed 1989, Oxford University Press; OED Online (requires subscription)
^ abcdefghijk Sangster, William, 1808-1888. Umbrellas and Their History - London, New York, Cassell, Petter, and Galpin [1871] - Available online as Gutenberg etext 6674, retrieved March 2005
^ M. C. Miller, "The Parasol: An Oriental Status-Symbol in Late Archaic and Classical Athens", JHS 112 (1992), p.91 [91–105].
^ Aristophanes, Thesmophoriazusae 823.
^ Aristophanes, Knights, 1347–1348 and scholia.
^ Pausanias, 7.22.6.
^ Pherecrates fr.70 PCG apud Athenaeus, 13.612a and 15.687a.
^ Aristophanes, Birds, 1549–1551.
^ Needham, Joseph (1986). Science and Civilization in China: Volume 4, Physics and Physical Technology, Part 2: Mechanical Engineering. Taipei: Caves Books, Ltd. Page 70.
^ Needham, Joseph (1986). Science and Civilization in China: Volume 4, Physics and Physical Technology, Part 2: Mechanical Engineering. Taipei: Caves Books, Ltd. Page 70–71.
^ abc Needham, Joseph (1986). Science and Civilization in China: Volume 4, Physics and Physical Technology, Part 2: Mechanical Engineering. Taipei: Caves Books, Ltd. Page 71.
^ Pattanaik, Devdutt (2003). Indian Mythology. p. 16. ISBN 0892818700. http://books.google.com/books?hl=en&lr=&id=zdkswFlJtjQC&oi=fnd&pg=PA1&dq=Yellamma+Renuka&ots=gehJDcrQZe&sig=urFtnRLSsjYM-DX4_wFohAEWr3o#PPA17,M1.
^ abcd Orlean, Susan (February 11, 2008). "Thinking in the Rain: An artist takes on the umbrella". The New Yorker. http://www.newyorker.com/reporting/2008/02/11/080211fa_fact_orlean?printable=true. Retrieved 24 April 2010.
^ "Diffusers & Reflectors - soft lighting usually the best lighting" DT&G Photographic
^ "Rethinking the Umbrella"Strobist examines the use of shoot-through umbrellas