Intermediate english / written by Suzanne McQuade ; edited by Laura Riggio
Essential english / written by Cristopher Warnasch ; edited by Laura Riggio
CD 1: English essential : lessons 1-4
CD 2: English essential : lessons 5-8
CD 3: English essential : lessons 9-10
CD 4: English intermediate : lessons 1-5
CD 5: English intermediate : lessons 5-12
CD 6: English intermediate : lessons 13-20
CD 7: English advanced : lessons 1-5
CD 8: English advanced : lessons 6-11
CD 9: English advanced : lessons 12-16
Notebook
Advanced english / written by Erin Quirk ; edited by Laura Riggio
