C.H. · C. Hernández · Carlos Hernandez · Carlos Yuste
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Pienso 1 / Think: Secundaria / Middle School | 978-607-17-0490-0 (607-17-0490-1) | 2010 |
| Pienso 2 / Think: Secundaria / Middle School | 978-607-17-0491-7 (607-17-0491-X) | 2010 |
| Pienso 3 / Think: Secundaria / Middle School | 978-607-17-0492-4 (607-17-0492-8) | 2010 |