Ardella Adawiyah, Irna Tri Aulia Harahap, and Gusman Lesmana. “Hubungan Self-Management Dalam Memperjelas Self-Concept Siswa Usia Dini Menggunakan Metode Bibliografi”. PEMA 5, no. 1 (January 11, 2025): 01–06. Accessed February 20, 2026. https://jurnal.permapendis-sumut.org/index.php/pema/article/view/683.