Bibliografia
Ashmole P. & M. (2000): The natural history of St Helena and Ascension Island. Anthony Nelson Ltd.,Oswestry.
Bain K. (1993): St. Helena: The Island, Her People and Their Ship. Wilton 65, York.
Chaplin A. (2002): A St Helena's Who's Who or a Directory of the Island During the Captivity of Napoleon (first published by the author in 1914). Savannah Paperback Classics.
Mathieson I., Carter L. (1993): Exploring St. Helena: A Walker's Guide. Anthony Nelson Ltd., Oswestry.
McCulloch N. (2004): A guide to the birds of St Helena and Ascension Island. RSPB.
Quentin C. (2000): The endemic flora of St Helena. Anthony Nelson Ltd.,Oswestry.
St Helena Tourist Office (2010): Visitor's Guide. Southern Cross Venture, Jamestown.
St Helena Tourist Office (2008): St Helena Island Endemic Flora. Field Guide. Jamestown.
http.//en.Wikipedia.org/wiki/World_Tourism_rankings.
www. en.wikipedia.org/wiki/Saint_Helena.
www.rms-st-helena.com.