Living English Structure
Allen

Student's Guide To Better Reading
Bludau, Michael

Smile IV
Lichtenwagner, Claudia

Nobody is perfect
Nuffer, Hannelore

Commercial Correspondence
Ashley, A.

Wirtschaftswörterbuch 2 D/E
Eichborn, Reinhart von

English for Presentations
Grussendorf, Marion

Situational Grammar Practice

Ready-Steady- Go
Artner, Hilde ua

Vocabulary in Use
McCarthy, Michael u.a.