Saragih, Jon Albert, Binur Panjaitan, Arip Surpi Sitompul, Rogate A. T. Gultom, Rencan C. Marbun, and Iwan Setiawan Tarigan. 2025. “The Influence of Catechism Teaching, Lutheran Worship, and Pastoring towards Congregation Behavior: A Study in Gkli”. The International Journal of Social Sciences World (TIJOSSW) 7 (1):156-64. https://www.growingscholar.org/journal/index.php/TIJOSSW/article/view/514.