Title:Aplicación web para gestionar recursos en modo escritura (writing) en la enseñanza del idioma inglés de la Universidad Santo Tomás Seccional Tunja
Title:Business English Preparation Course: Levels B1 and B2 / Chapter 10. Grammar, vocabulary, and exam practice / Chapter 10. Grammar, vocabulary and exam practice
Title:Business English Preparation Course: Levels B1 and B2 / Chapter 8. Processes, Directions, Graphs, and Related Issues / Chapter 8. Processes, Directions, Graphs and Related Issues