TY - BOOK T1 - Progress to Vantage : developing business english skills at intermediate level : student's book A1 - Pile, Louise A2 - Williams, Anne LA - Spanish PP - Summertown PB - Summertown Publishing YR - 2003 UL - https://colectivo.uloyola.es/Record/L78140 OP - 167 SN - 1902741439 KW - Inglés (Lengua) : Inglés comercial ER -