By McAuley, Karen, Cardines, Mariarosario
By Bonaffini, Luigi
By Hall Jr., R. A., Gobetti, Daniela
By Vicentini, Giosi, Zanardi, Nicoletta
By McArthur, Tom, Tom McArthur
By APA Publications Limited
By Berners
By Smith, Elisabeth
By McKeane, Rossana, Powell, Margaret
By Ricci, Mina
By Collins Dictionaries
By Gardners Books
By Mazza, Debora, etc.
By Alexander, L. G., Clopeau, Judith, Le Cunff-Renouard, Madeleine
By Freeth, Mariolina, Checketts, Giuliana
By Berlitz Guides
By Perini, Silvana
By Benetti, Mara, Testi, Cristina, Varchetta, Caterina
By Sarah Zettel
By Zelioli, Ettore, Baruchello, Francois, Ferraguti, Giovanna
By Ross, Corinne
By Merlonghi
By Lamping, Alwena
By Merlonghi, Franca, etc.
By Lymbery, Sylvia