| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Guess What! Level 3 Student's Book and Workbook Full Combo with Online Resources Ecuador Edition | 978-1-108-69260-1 | 2019 | Susannah Reed |
| Guess What! Level 4 Student's Book and Workbook Full Combo with Online Resources Ecuador Edition | 978-1-108-69595-4 | 2019 | " |
| Guess What! Level 5 Student's Book and Workbook Full Combo with Online Resources Ecuador Edition | 978-1-108-57560-7 | 2019 | " |
| Hello English Grade 1a Workbook Tal Edition | 978-1-108-40824-0 | 2019 | |
| Hello English Grade 1 Workbook Tal Edition | 978-1-108-46199-3 | 2019 | |
| Hello English Grade 2 Workbook Tal Edition | 978-1-108-46201-3 | 2019 | |
| Hello English Grade 3f Workbook Tal Edition | 978-1-108-46038-5 | 2019 | |
| Junior Time Level 4 Activity Book with Online Resources Brazil Edition | 978-1-108-69040-9 | 2018 | |
| Junior Time Level 5 Activity Book with Online Resources Brazil Edition | 978-1-108-69046-1 | 2018 | |
L.M. · L. Marie · L. R. · L. Robertson · Lynne Robertson · m r · M. Robertson