JP D. The Pengaruh Lingkungan Sekolah Terhadap Moral Siswa Di Madrasah Tsanawiyah Muhammadiyah 1 Pekanbaru. JEL [Internet]. 2025 May 28 [cited 2025 Aug. 21];3(1). Available from: https://journal.staitaruna.ac.id/index.php/jel/article/view/445