“ANALISIS STRATEGI KOMUNIKASI PESAN KREATIF BERBASIS RECIPROCITY PRINCIPLE PADA PROMOSI PRODUK DI ERA DIGITAL” (2025) Integrative Perspectives of Social and Science Journal, 2(05 Oktober), pp. 8039–8047. Available at: https://ipssj.com/index.php/ojs/article/view/935 (Accessed: 21 October 2026).