Ahmad Nur Kholik. “LANDASAN PSIKOLOGIS PENGEMBANGAN KURIKULUM ABAD 21”. As-Salam: Jurnal Studi Hukum Islam & Pendidikan 8, no. 1 (June 28, 2019): 65-86. Accessed July 5, 2025. https://staidarussalamlampung.ac.id/ejournal/index.php/assalam/article/view/Pdf.