Mantau, B.A.K. 2023. The Effectiveness of Textbook Character Education-Based in Madrasah Aliyah at Gorontalo. Al-Lisan: Jurnal Bahasa (e-Journal). 8, 2 (Sep. 2023), 189–199. DOI:https://doi.org/10.30603/al.v8i2.3862.