Everyday Italian, Giada De Laurentiis, 2005, €30.00, https://www.bet4fun.it/jump-page/assets/img/Regolamento_Bet4fun_Amazon_11maggio18.pdf
Harry Potter, J K. Rowling, 2005, €29.99, https://www.bet4fun.it/jump-page/assets/img/Regolamento_Bet4fun_Amazon_11maggio18.pdf
XQuery Kick Start, James McGovern, 2003, €49.99, https://www.bet4fun.it/jump-page/assets/img/Regolamento_Bet4fun_Amazon_11maggio18.pdf
Learning XML, Erik T. Ray, 2003, €39.95, https://www.bet4fun.it/jump-page/assets/img/Regolamento_Bet4fun_Amazon_11maggio18.pdf