Commercial Correspondence
Ashley, A.

Business,Opportunities Workbook
Hollett, Vicki

Harrap's Easy English Dictionary
Pons

Smile III
Lichtenwagner, Claudia

Testen im Sprachunterricht
Lado

Role Play
Ladousse, Gillian Porter

English in Mind 2 Teacher's Book
Puchta, Herbert / Stranks, Jeff

Face to face
Avard/Dreke

Business Communication Games
Lloyd, Angela, ua

Business Objectives
Hollett, Vicki