AKBAR, Rafli Maulana; ULFHA, Sri Maria; ASSYIFA, Nita Laila. Pengaruh Biaya Promosi dan Penjualan terhadap Laba Perusahaan pada PT Ultrajaya Milk Industry Tbk Periode 2021-2025. ANTHOR: Education and Learning Journal, [S. l.], v. 5, n. 5, p. 1941–1950, 2026. DOI: 10.31004/anthor.v5i5.1505. Disponível em: https://anthor.org/anthor/article/view/1505. Acesso em: 5 nov. 2026.