51. | | Autor: Timothy, Dallen J. Coautor: ; Ellis-Chadwick, Fiona COTA(S): 14250 | |
52. | | Data Publicação: 2012 COTA(S): 14270; 14270-Dg | |
53. | | Autor: El-Gohary, Hatem COTA(S): RE-1193 | |
54. | | Autor: Elias, José Luís COTA(S): RP-1385 | |
55. | | Autor: Huerta, Sónia Col.autor: ; THR- Innovative Tourism Advisors COTA(S): 14416.2 | |
56. | | Autor: Ligi, Anne-Sophie Coautor: ; Larmoyer, Héléne COTA(S): RE-410 | |