978-958-45-4184-0 | You Too Portfolio Student's Book 5 | Educactiva | Jorge Alejandro Quiroga Villalba Mark Andrew Forbes Yuli Andrea Gonzalez Sarmiento | 2013 |
978-958-8774-55-8 | You Too Portfolio Student's Book 6 | Educactiva | Dayan Ivette Ospitia Pintor Jorge Alejandro Quiroga Villalba Yuli Andrea Gonzalez Sarmiento | 2013 |
978-958-8774-59-6 | You Too Portfolio Teacher's Guide 5 | Educactiva | Jorge Alejandro Quiroga Villalba Mark Andrew Forbes | 2013 |
978-958-8774-65-7 | You Too Portfolio Workbook 5 | Educactiva | Jorge Alejandro Quiroga Villalba | 2013 |
978-958-8847-02-3 | You Too Portfolio Student's Book 5 | Educactiva | Jorge Alejandro Quiroga Villalba Mark Andrew Forbes Yuli Andrea Gonzalez Sarmiento | 2013 |
978-958-8847-03-0 | You Too Portfolio Student's Book 6 | Educactiva | Dayan Ivette Ospitia Pintor Jorge Alejandro Quiroga Villalba Yuli Andrea Gonzalez Sarmiento | 2013 |
978-958-8847-46-7 | You Too Portfolio Students Book 5 | Educactiva | Jorge Alejandro Quiroga Villalba Mark Andrew Forbes Yuli Andrea Gonzalez Sarmiento | 2014 |
978-958-8847-52-8 | You Too Portfolio Workbook 5 | Educactiva | Jorge Alejandro Quiroga Villalba | 2014 |
978-958-8860-10-7 | You Too Potfolio Teachers 5 | Educactiva | Jorge Alejandro Quiroga Villalba | 2014 |