| 978-958-743-260-2 | Next Step 9 | Distribuidora y Editora Richmond | Carol lethaby
Simon Brewster
Alfredo Dagh Orti
Brijesh Singh
Emmanuel Dunand
Félix León
Frederick M. Brown
Luis Acosta
Madaree Tohlala
Pornchai Kittiwongsakul
Rabin Moghrabi
Stephen Chernin
Ted Aljibe
Tim Clary
Félix León
| 2012 |
| 978-958-743-261-9 | Next Step 9 Edición Docente | Distribuidora y Editora Richmond | Carol lethaby
Luz Dary Corredor Gomez
Melissa Maness
Simon Brewster
Alfredo Dagh Orti
Brijesh Singh
Emmanuel Dunand
Félix León
Frederick M. Brown
Luis Acosta
Madaree Tohlala
Pornchai Kittiwongsakul
Rabin Moghrabi
Stephen Chernin
Ted Aljibe
Tim Clary
Félix León
| 2012 |
| 978-958-743-264-0 | Next Step 11 | Distribuidora y Editora Richmond | Carol lethaby
Simon Brewster
Alfredo Estrella
Chris Clinton
David De Lossy
Félix León
George Doyle
Graham Stuart
Isoouf Sanogo
Jeffrey Hamilton
Karl Weatherly
Mash
Michael Latz
Mike Powel
Ryan Mcvay
Spike Mafford
Thomas Northcut
Tim Clary
Ting Hoo
Viollet Viollet
Wysocki Pawel
Félix León
Fernando De la Helguera
| 2012 |
| 978-958-743-265-7 | Next Step 11 Edición Docente | Distribuidora y Editora Richmond | Carol lethaby
Luz Dary Corredor Gomez
Melissa Maness
Simon Brewster
Alfredo Estrella
Chris Clinton
David De Lossy
Félix León
George Doyle
Graham Stuart
Isoouf Sanogo
Jeffrey Hamilton
Karl Weatherly
Mash
Michael Latz
Mike Powel
Ryan Mcvay
Spike Mafford
Thomas Northcut
Tim Clary
Ting Hoo
Viollet Viollet
Wysocki Pawel
Félix León
| 2012 |