21. | | Autor: Vieira, Armando | |
22. | | Autor: Hoti, Suhejla Coautor: ; McAleer, Michael Shareef, Riaz | |
23. | | Autor: Cousins, J. A. | |
24. | | Autor: Huang, Helene Yi Bei Coautor: ; Wall, Geoffrey Mitchell, Clare J. A. | |
25. | | Autor: Barros, Carlos Pestana Coautor: ; Santos, Carlos M. | |
26. | | Autor: Jacob, Marta Coautor: ; Groizard, José Luis | |
27. | | Resp- Sec.: Tintoré, Joaquín, co-autor Diedrich, Amy, co-autor Vizoso, Guillermo, co-autor Pitarch, Saul, co-autor | |
28. | | Data Publicação: 2007 Col.autor: OMT Co col. autor: L' Organisation Mondiale du Tourisme Le Bureau International du Tourisme Social Le Ministère Français des Affaires etrangères L'Union Nationale des associations de tourisme et de plein air (France) | |
29. | | Autor: Akama, John S Coautor: ; Kieti, Damiannah Mukethe, co-autor | |
30. | | Autor: Pechlaner, Harald Coautor: ; Zeni, Alice, co-autor Raich, Frieda, co-autor | |