Links úteis

http://faceturis.blogs.sapo.pt/45659.html
http://www.forma-te.com/mediateca/download-document/5543-competitividade-dos-destinos-turisticos.html
https://repositorio.iscte.pt/bitstream/10071/1395/1/Rita,+Paulo%3B+A+Import%C3%A2ncia+do+Turismo+On-line%3B+RPG%3B+IIIS%C3%A9rie%3B+Ano16%3B+N.%C2%BA2%3B+Lisboa%3B+ISCTE%3B+Abr-Mai-Jun2001%3B+ParteI.pdf
http://www.vidadeturista.com/2007/07/principais-destinos-tursticos-do-mundo.html