Ibnu Agung Hermawan, Saprida, S., Havis Aravik and Ahmad Tohir 2026. Building Long-Term Relationships with Customers through Effective Communication. TOMAN: Jurnal Topik Manajemen. 3, 2 (Jul. 2026), 255–262. DOI:https://doi.org/10.61930/toman.v3i2.485.