Great Source Education Group Inc · Spoken Language Services
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Graded Italian Reader: Prima tappa | 978-0-669-20296-0 (0-669-20296-7) | 1990 | Angelina Cioffari |
| Graded Italian Reader: Seconda tappa | 978-0-669-06325-7 (0-669-06325-8) | 1983 | " |
| Spoken Portuguese: Book I, Units 1-12 | 978-0-87950-185-3 (0-87950-185-5) | 1978 | Margarida F Reno · Robert A Hall |