1. | | Autor: Jorge, Victor | |
2. | | Autor: De Falco, Carolina | |
3. | | Resp- Sec.: Vollero, Agostino, co-autor Conte, Francesca, co-autor Bottoni, Gianmaria, co-autor Siano, Alfonso, co-autor | |
4. | | Data Publicação: 2018 Col.autor: ABTA - The Travel Association | |
5. | | Resp- Sec.: Rodella, Ilaria Corbau, Corinne Simeoni, Umberto Utizi, Kizzi | |
6. | | Autor: Lucia, Maria Della Coautor: ; Franch, Mariangela | |
7. | | Resp- Sec.: Shahzad, Syed Jawad Hussain Shahbaz, Muhammad Ferrer, Román Kumar, Ronald R. | |
8. | | Autor: Brida, Juan Gabriel Coautor: ; Tokarchuk, Oksana | |
9. | | Autor: Mariani, Marcello M. Coautor: ; Felice, Marco Di Mura, Matteo | |
10. | | Resp- Sec.: Chua, Alvin Servillo, Loris Marcheggiani, Ernesto Moere, Andrew Vande | |