SARI PUTRI RIZKI; PRIATNA. THE EFFECTIVENESS OF WHATSAPP GROUPS AS A COMMUNICATION MEDIA IN THE DIVISION OF WORK AT PT. SATUNADA. Akrab Juara: Jurnal Ilmu-ilmu Sosial, [S. l.], v. 10, n. 4, p. 1082–1093, 2025. DOI: 10.58487/akrabjuara.v10i4.2578. Disponível em: https://akrabjuara.com/index.php/akrabjuara/article/view/2578. Acesso em: 8 nov. 2026.