| 978-958-743-112-4 | Step Up Higher 1 Audio CD 2 | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebecca Williams
| 2009 |
| 978-958-743-113-1 | Step Up Higher 1 Audio Teachers | Distribuidora y Editora Richmond | Edgar Jeremy
Kim Milne
Liz Tomlin
Michael Thorpe
Rebecca Williams
| 2009 |
| 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 |
| 978-958-24-0464-2 | Network 4 Student's Book | Editorial Santillana | Fernando Cortés
Francisco Sánchez
Ivor Williams
Kim Milne
| 1999 |
| 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 |
| 978-958-743-169-8 | Step up Higher SB 5 | Distribuidora y Editora Richmond | Kim Milne
| 2010 |