TY  - GEN 
AU  - Cardales Rodríguez, Elena de Jesús
PY  - 2021
UR  - http://hdl.handle.net/10584/9606
AB  - Teacher's professional development (PD) has become an increasing and urgent need in public schools, especially, regarding the lack of English language teachers in Colombian elementary educational contexts. This is one solid reason why teachers should...
LA  - eng
PB  - Universidad del Norte
TI  - Promoting professional development through collaboration in a content-based instruction environment
ER  -