Wadeng, Nasrudin, Abdulramae Sulong, and Muhammadsuhaimi Hengyama. “The Development of Learning Achievement by Using Learning Package Entitle Four Khulafa’ al-Rashidins for Secondary School Students, Year 2”. MENARA : Journal of Islamic and Contemporary Issues 5, no. 2 (December 31, 2024): 1–17. accessed September 11, 2026. https://so06.tci-thaijo.org/index.php/M-JICI/article/view/271293.