By Felix Guirand, Robert Graves, Richard Aldington, Delano Ames
By Hellyer, A.G.L.
By Bailie, J.M.
By Priestley, Harold
By Triska, Jan
By Swinglehurst, Edmund
By Laurence Urdang Associates
By Edward Bertram Anderson, Anderson, Bertram
By Hanks, Patrick
By H. Manser, Martin
By Probert, Christina.
By Courtis, S., Watters, G.
By Urwin
By Crystal, David
By Wilkinson, Philip, Ingpen, Robert R.
By Fadiman, Clifton, Boorstin, Daniel
By Longman
By Roget, Peter Mark, Lloyd, Susan M.
By Cook, Christopher (Editor).
By Society encyclopedique un
By Merriam-Webster Staff
By Merriam
By Forbes, Malcolm, Bloch, Jeff
By Random House
By Clapp, James
By Stedman's
By Roget, Peter Mark