New English File: Pre-intermediate: Workbook: Six-level general English course for adults - Oxenden, Clive; Latham-Koenig, Christina; Seligson, Paul: 9780194384360 - IberLibro
Oxford EAP: Pre-Intermediate/B1: Teacher's Book, DVD and Audio CD Pack By Editor | New | 9780194002141 | World of Books
INSIGHT PRE INTERMEDIATE - Student's Book with Digital Pack *2nd Edition* - Kel Ediciones