251. | | Autor: Kucukusta, Deniz Coautor: ; Hui, Sandy | |
252. | | Autor: Grinberger, A. Yair Coautor: ; Shoval, Noam Mckercher, Bob | |
253. | | Autor: Castro, Marcos | |
254. | | Autor: Neuhofer, Barbara Coautor: ; Buhalis, Dimitrios Ladkin, Adele | |
255. | | Autor: Croizet, Pierre | |
256. | | Autor: Plantier, Bruno Coautor: ; Barbier, Thierry | |
257. | | Autor: Père, Christian Coautor: ; Rollier, Juliette | |
258. | | Autor: Guillaume, Lionel | |
259. | | Autor: Quero, Benoît | |
260. | | Autor: Godlewski, Pierre | |