Mantilla M, Andrade C. CONTENT-BASED INSTRUCTION STRATEGIES TO IMPROVE ENGLISH MAJOR STUDENTS´ L2 WRITING SKILLS COMMAND: Productive skills development . ecosacademia [Internet]. 2021 Feb. 1 [cited 2026 Jul. 26];6(11):33-49. Available from: https://revistasojs.utn.edu.ec/index.php/ecosacademia/article/view/283