P.F. · Peter F. · Peter Furnborough ... et al.
| title | ISBN-13 | year of publication |
|---|---|---|
| Asi somos los espanoles: Spanish Skills for Advanced Students | 978-1-138-46909-9 | 2017 |
| España a tu alcance: Spanish Skills for Intermediate Students | 978-1-138-46911-2 | 2017 |
| New Start: Functional Course in Basic Spoken English | 978-0-435-28044-4 | 1980 |
| New Start: Functional Course in Basic Spoken English: Tchrs' | 978-0-435-28045-1 | 1980 |