Dewi, Shoufi Nisma, and Mutia Nasution. 2024. “The Effect of Problem-Posing Learning Method on the Vocabulary Mastery of Fourth Semester Students of South Tapanuli Muhammadiyah University”. Jurnal Pendidikan Tambusai 8 (2). https://doi.org/10.31004/jptam.v8i2.15048.