Analysis of Promotional Costs to Increase Revenue at Saung Koffie Hideung Karawang. West Science Business and Management, [S. l.], v. 2, n. 03, p. 733–744, 2024. DOI: 10.58812/wsbm.v2i03.950. Disponível em: https://wsj.westsciences.com/index.php/wsbm/article/view/950. Acesso em: 7 dec. 2025.