%0 Book %A Latham-Koenig, Christina %E Oxenden, Clive %I Oxford university press %D 2017 %C Oxford } %G Inglese%@ 9780194524544%T English file digital gold B1/B1+ : student's book, workbook and new eBook / Christina Latham-Koenig, Clive Oxenden %7 3th ed.