| 978-9978-311-03-5 | Our world through english 5 | EDITORES E IMPRESORES EDIMPRES | Cheryl Palin
Irene Rosero Saavedra
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
Marcelo Zambrano
| 2004 |
| 978-9978-311-04-2 | Our world through english 6 | EDITORES E IMPRESORES EDIMPRES | Irene Rosero Saavedra
Julie Watson
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
Luis Ochoa
| 2004 |
| 978-9978-311-07-3 | Our world through english 1 SB + CD | EDITORES E IMPRESORES EDIMPRES | Irene Rosero Saavedra
Less Embleton
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
Marcelo Zambrano
| 2004 |
| 978-9978-311-08-0 | Our world through english 2 SB + CD | EDITORES E IMPRESORES EDIMPRES | Irene Rosero Saavedra
Less Embleton
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
Marcelo Zambrano
| 2004 |
| 978-9978-372-14-2 | Our Litte World 8 | Sociedad de Comercio Dinalibros | Irene Rosero Saavedra
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
| 2010 |
| 978-9978-311-10-3 | Our world through english 4 SB + CD | EDITORES E IMPRESORES EDIMPRES | Irene Rosero Saavedra
Less Embleton
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
Marcelo Zambrano
| 2004 |
| 978-9978-311-11-0 | Our world through english 5 SB + CD | EDITORES E IMPRESORES EDIMPRES | Irene Rosero Saavedra
Less Embleton
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
Marcelo Zambrano
| 2004 |
| 978-9978-311-12-7 | Our world through english 6 SB + CD | EDITORES E IMPRESORES EDIMPRES | Irene Rosero Saavedra
Less Embleton
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
Marcelo Zambrano
| 2004 |
| 978-9978-311-16-5 | Our little world teacher's book/CD 1 | EDITORES E IMPRESORES EDIMPRES | Irene Rosero Saavedra
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
| 2004 |
| 978-9978-311-17-2 | Our little world teacher's book/CD 2 | EDITORES E IMPRESORES EDIMPRES | Irene Rosero Saavedra
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
Andrés Jiménez
| 2004 |
| 978-9978-311-18-9 | Our little world teacher's book/CD 3 | EDITORES E IMPRESORES EDIMPRES | Irene Rosero Saavedra
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
| 2004 |
| 978-9978-311-19-6 | Our little world teacher's book/CD 4 | EDITORES E IMPRESORES EDIMPRES | Irene Rosero Saavedra
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
| 2004 |
| 978-9978-311-20-2 | Our little world student's book/CD 1 | EDITORES E IMPRESORES EDIMPRES | Irene Rosero Saavedra
Marlene Rivera Iñiguez
Rita Ponce Rivadeneira
Andrés Jiménez
| 2004 |