| 978-958-8194-65-3 | Step Up 1 | Distribuidora y Editora Richmond | Rebeca Williams
Dalia Alvarado
| 2004 |
| 978-958-8194-66-0 | Step Up 2 | Distribuidora y Editora Richmond | Rebeca Williams
Anna Corral
| 2004 |
| 978-958-8194-64-6 | Stept Up | Distribuidora y Editora Richmond | Rebeca Williams
Dalia Alvarado
| 2004 |
| 978-958-743-143-8 | Step up Higher 2 audio cd 1 | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-743-144-5 | Step up Higher 2 audio cd 2 | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-743-145-2 | Step up Higher 2 audio teacher | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-743-146-9 | Step up Higher 3 audio cd 1 | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-743-147-6 | Step Up Higher 3 audio cd 2 | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-743-148-3 | Step Up Higher 3 audio Teacher | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-743-149-0 | Step Up Higher 4 audio cd 1 | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-743-150-6 | Step up Higher 4 audio cd 2 | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-743-151-3 | Step up Higher 4 audio Teacher | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-743-152-0 | Step Up Higher 5 Audio cd 2 | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-743-153-7 | Step Up Higher 5 audio cd 1 | Distribuidora y Editora Richmond | Jeremy Edgar
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-743-154-4 | Step Up Higher 5 Audio Teacher | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebeca Williams
| 2009 |
| 978-958-777-123-7 | Pre-1 ST Elementary Units 3 and 4 Bimestre 2/Bicultural | Santillana Sistemas Educativos | Rebeca Williams
Daniel Cruz
Félix León
Guillermo Graco
José Luis Ramírez
Marcela Gómez
Rogelio Bonilla
| 2015 |
| 978-958-00-0783-8 | Sketch 1 Student´s Book | Educactiva | Rebeca Williams
Sergio Andrei Rosas
Laura Gómez Cárdenas
Mery Laura Hernandez
Omar Andrés Penagos
| 2018 |
| 978-958-00-0784-5 | Sketch 2 Student´s Book | Educactiva | Pilar Barrera Wey
Rebeca Williams
Andrea Castro
Laura Gómez Cárdenas
Nancy Jaramillo Muñoz
Omar Andrés Penagos
| 2018 |
| 978-958-00-0959-7 | Sketch 1 Student´s Book | Educactiva | Rebeca Williams
Sergio Andrei Rosas
Laura Gómez Cárdenas
Mery Laura Hernández Medrano
Omar Andrés Penagos
| 2019 |
| 978-958-00-0960-3 | Sketch 2 Student´s Book | Educactiva | Pilar Barrera Wey
Rebeca Williams
Laura Gómez Cárdenas
Nancy Jaramillo Muñoz
Omar Andrés Penagos
| 2019 |