Play the Role
Harris, Peter

Teacher's Resource Pack 4/5
Seer, Angelika; Zekl, Claudia

English Pronouns
Popko, Ulrich

On course
Woxbrandt / Kunze

A Correspondence Workbook
Ashley, A.

Longman Commercial Communication
Stanton/Wood

Englisch für dich 2
Ribitsch, Horst

Britain. A short introduction
Bourke

Let`s Keep Talking
Ramsey

Increase your wordpower
Woxbrandt / Kunze