G. T. · Graham Tucker · Green Tiger
| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Discover Business and Industrial Society | 978-0-273-02848-2 | 1988 | David Butlin | |
| Discover Business and Industrial Society: Coursebook and Case Studies | 978-0-273-02966-3 | 1988 | " | |
| Discover Economics | 978-0-273-02061-5 | 1985 | ||
| Discover Economics for General Certificate of Secondary Education | 978-0-273-03033-1 | 1989 | ||
| Megabyte | 978-0-19-832825-4 | 2002 | Simon Cotton · Robert Austin | |
| Megabyte: Student's Book | 978-3-464-13699-7 | 2003 | Rob Austin · Simon Cotton | |
Cornelsen Verlag · Oxford University Press · Pearson Education