ABSTRACT Bintang Caesario Perdana (2025): The Effect of Duolingo Games as Extramural English on Vocabulary Mastery This study aims to examine the effect of using Duolingo games as a form of Extr…
ABSTRACT Rinaldi Setiawan. An Analysis on Pronunciation Mastery at English Language Study Program University of Pahlawan Tuanku Tambusai This research is motivated by the problems faced by stud…