Sari Putri Rizki, and Priatna. 2025. “THE EFFECTIVENESS OF WHATSAPP GROUPS AS A COMMUNICATION MEDIA IN THE DIVISION OF WORK AT PT. SATUNADA”. Akrab Juara : Jurnal Ilmu-Ilmu Sosial 10 (4):1082-93. https://doi.org/10.58487/akrabjuara.v10i4.2578.