1.
Peningkatan Motivasi Belajar Materi Haji, Zakat dan Wakaf Melalui Problem Based Learning Kelas XI SMAN Unggul Harapan Persada. Validitas. 2025;1(1):105-121. Accessed April 27, 2025. https://journal.maysapublishing.com/index.php/Validitas/article/view/45