Margaretha, Hasnaria, Eustalia Wigunawati, and Renatha Ernawati. “Descriptive Study on the Self-Concept Levels of Instagram Users Among Education Faculty Students at Kristen Indonesia University”. Edumaspul: Jurnal Pendidikan 7, no. 2 (October 1, 2023): 3170-3181. Accessed May 18, 2024. https://ummaspul.e-journal.id/maspuljr/article/view/6881.