Bernice Helena, and Dea Denta Tajwidi. “IN SOCIAL PSYCHOLOGICAL STUDY NATION BUILDING INDONESIA SOCIAL GROUP STUDY IN NATIONAL INTEGRATION”. International Jurnal of Education Schoolars 1, no. 1 (June 5, 2022): 31-41. Accessed September 19, 2025. https://jurnal.icjambi.id/index.php/ijes/article/view/46.