Erny Wulandari, Anisa Fitri Arivia, and Amanda Saragih. “DESAIN PENELITIAN STUDI KASUS DALAM METODOLOGI KUALITATIF”. Qalam Lil Athfal, vol. 3, no. 2, Oct. 2025, https://ejurnal.stita.ac.id/index.php/QLA/article/view/426.