Cornelsen Verlag · Oxford University Press
| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Speaking Up at Work: Student Book | 978-0-19-434196-7 | 1985 | Catherine Robinson | |
| Speaking up at Work: Student's Book | 978-3-464-04827-6 | 2006 | " | |
| Speaking up at Work. Teacher's Manual | 978-3-464-04828-3 | 1998 | " | |
| Speaking Up at Work: Teacher's Manual | 978-0-19-434197-4 | 1985 | " |
J R · James Rosenfield · Janka Regenfelder · Jens Rauschenberger · Jens Rosenbaum · Johannes Rauchenberger · Johannes Roggenhofer · Johannes Rosenplänter · Johannes Ruckenbrod