SIMBOLON, Widya Ladeci; SARAGIH, Amrin. IMPROVING STUDENTS™ ACHIEVEMENT IN WRITING PROCEDURE TEXTS BY USING VIDEOS. TRANSFORM : Journal of English Language Teaching and Learning, North Sumatera, Indonesia, v. 2, n. 1, 2013. DOI: 10.24114/tj.v2i1.897. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/jelt/article/view/897. Acesso em: 5 jul. 2025.