By Ziglio, Luciana
By Bali, Maria, Rizzo, Giovanna
By Totaro, Zanardi
By Mezzadri, Marco
By European Language Institute
By Susanna Nocchi
By Silvia Bertoni, Susanna Nocchi
By De Biasio, Marco
By Linda Toffolo Renate Merklinghaus
By Marin, Telis, Magnelli, Sandro
By Unknown
By Berlitz
By Berlitz Guides
By Briefel, Liliana C.
By Lepschy, Anna Laura; Lepschy, Giulio C.
By Kershul, Kristine K.
By Maes-Christie, Katrien, Franklin, Daniel, Saggese, Riccarda
By Macchi, Vladimiro
By Oriolo, Leornardo
By Proudfoot, Anna
By Nanni-Tate, Paola
By Wightwick, Jane
By Mariolina Freeth, Giuliana Checketts
By Amery, Heather, Di Bello, Patrizia, Cartwright, Stephen
By Bowles, Vittoria