which details the various teaching itineraries (basic, alternative, and flipped classroom) . Community and Free Resources Amazon.com: Aula Internacional Plus 4 Libro del Alumno
: New integrated videos at the end of each unit.
The official way to access the updated is through a digital license on Campus Difusión , which provides 12 months of access to all materials. Amazon.com: Aula Internacional Plus 4 Libro del Alumno