Cultural Encounters
Ford/Silverman

English in Mind 3 Teacher's Book
Puchta, Herbert / Stranks, Jeff

Englisch für dich 1
Ribitsch, Horst

Effective Meetings
Comfort, Jeremy

Advanced Exercises in Grammar 1
Thomson, A.J./ Martinet A.V.

English Grammar Style
Utz

Telekolleg Englisch Band 1

Guided Course
Jupp/Milne

Muret- Sanders English - German
Langenscheidt's

Effective Meetings Teacher`s Book
Comfort, Jeremy