21. | | Autor: McDonald, Janine Robyn COTA(S): RE-926 | |
22. | | Autor: Plummer, Ryan Coautor: ; Fennell, David A., co-autor COTA(S): RE-926 | |
23. | | Autor: Tao, Teresa C. H. Coautor: ; Wall, Geoffrey COTA(S): RE-1193 | |
24. | | Autor: Koutsouris, Alexandros COTA(S): RE-926 | |
25. | | Autor: Moniz, Ana Isabel Damião de Serpa Arruda COTA(S): 12392; 12392.a | |
26. | | Autor: McCabe, Scott COTA(S): RE-1253 | |
27. | | Autor: Leitão, Domingos Data Publicação: 2009 Coautor: Lopes, Alexandra COTA(S): 14470 | |
28. | | Autor: RITCHIE, J.R.Brent Coautor: ; HUDSON, Simon COTA(S): RE-1610 | |
29. | | Data Publicação: 2009 Col.autor: Asociación Española de Experto Científicos en Turismo (AECIT) COTA(S): 15162-Dg | |
30. | | Resp- Sec.: Dwyer, Larry Edwards, Deborah Mistilis, Nina Roman, Carolina Scott, Noel COTA(S): RE-1193 | |