“The Effect of Learning Motivation on Students’ Self Management Skills” (2026) Hambaruan: Jurnal Psikologi, Konseling, dan Pendidikan Anak Usia Dini, 1(1), hlm. 39–48. Tersedia pada: https://abecen.com/index.php/Hambaruan/article/view/27 (Diakses: 3 Juni 2026).