| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Working Portuguese for Beginners | 978-1-58901-638-5 (1-58901-638-6) | 2010 | Monica Rector · Marcelo Amorim · M. Lynne Gerber |
| Working Portuguese for Beginners | 978-1-58901-687-3 (1-58901-687-4) | 2010 | Monica Rector · Marcelo Amorim |