| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Bilingual Beginners: English-Spanish | 978-1-55386-114-0 (1-55386-114-0) | 2009 | |
| Bilingual Beginners: English-Spanish CD / book kit | 978-1-55386-117-1 (1-55386-117-5) | 2009 | Andrew Gaiero |
| Bilingual Beginners English-Spanish: Songs That Teach | 978-1-55386-113-3 (1-55386-113-2) | 2009 | Jesus Ostos |