By Christopher Ross, Christopher Ross (Vienna University of Economics and Business, Austria), Bill Richardson (The National University of Ireland, Galway), Begona Sangrador-Vegas (The National University of Ireland
By Glanville Price, Brian Richardson
By Michael Tomasello
By Lyndsey Nickels
By David Crystal
By Ruth Lesser
By George A. Miller
By Quirk, Randolph, Greenbaum, Sidney
By Corine Astesano (University of Toulouse, France), Melanie Jucla
By Collins Dictionaries
By Rives, Danielle
By Nigel Rees
By Tom Hutchinson
By Collier, Judith, Longmore, Murray
By Collins Dictionaries, Collins Puzzles
By Catherine Schwarz
By Peter Jones
By Professor Nicola Gardini (Professor of Italian and Comparative Literature)
By Joseph, Albert
By D.J. Collinson
By Jeanne Wood, Judith Matthews
By DK
By Frank R. Abate
By Lone Morton
By Unknown
By Traute Taeschner
By Datta, Manjula, Pomphrey, Cathy
By N/c, No Knwon Author