By Johnson, Lorraine, Hopkinson, Barbara
By Unknown
By Pritchard, Lisa
By Roth, Stacy F.
By Pete Wilson
By Cox, .
By Abigail Willis, David Swindells
By Cumming, Valerie, Merriman, Nick, Ross, Catherine, Alerie 7 Others
By Carol Duncan, Duncan, Carol
By Paul Blanchard
By Fodor Travel Publications
By DK Travel
By David Else, etc., Else, David
By Hall, Michael, Wales, H.R.H The Prince Of
By Wilmott, Tony.
By Rough Guides
By Smets, Irene
By Guides, Rough
By DK Eyewitness
By Fisken, Alec
By Fodor's Travel Guides
By treasures of italy
By Roberts, Paul
By Butler, Ian, Roberts, Gwenda