| 978-950-46-2886-6 | Uno 1st grade elementary bimester 4 | Santillana | Arno Avilés
María Jesús Álvarez
Mima Castro
Rogelio Bonilla
Santiago Caruso
| 2012 |
| 978-950-46-2887-3 | Uno 1st grade elementary bimester 4 teacher's guide | Santillana | Arno Avilés
María Jesús Álvarez
Mima Castro
Rogelio Bonilla
Santiago Caruso
| 2012 |
| 978-950-46-2888-0 | Uno 1st grade elementary bimester 4 | Santillana | Arno Avilés
María Jesús Alvarez
Mima Castro
Rogelio Bonilla
Santiago Caruso
| 2012 |
| 978-950-46-2889-7 | Uno 1st grade elementary bimester 4 teacher's guide | Santillana | Arno Avilés
María Jesús Álvarez
Mima Castro
Rogelio Bonilla
Santiago Caruso
| 2012 |
| 978-950-46-2890-3 | Uno 2nd grade elementary bimester 4 | Santillana | Marcela Gómez
Marcela Alejandra Calderón
Mariano Epelbaum
Mima Castro
Rogelio Bonilla
| 2012 |
| 978-950-46-2891-0 | Uno 2nd grade elementary bimester 4 teacher's guide | Santillana | Marcela Gómez
Marcela Alejandra Calderón
Mariano Epelbaum
Mima Castro
Rogelio Bonilla
| 2012 |
| 978-950-46-2892-7 | Uno 2nd grade elementary bimester 4 | Santillana | Marcela Alejandra Calderón
Mariano Epelbaum
Mima Castro
Rogelio Bonilla
| 2012 |
| 978-950-46-2893-4 | Uno 2nd grade elementary bimester 4 teacher's guide | Santillana | Marcela Gómez
Marcela Alejandra Calderón
Mariano Epelbaum
Mima Castro
Rogelio Bonilla
| 2012 |