บัวสุวรรณ ก.; โลจนสิริศิลป เ. Analysis of Contribution Margin to Support Business Decision Making: A Case Study of A Hotel in Muang District, Surat Thani Province. STOU Academic Journal of Research and Innovation (Humanities and Social Science) , Nonthaburi, Thailand, v. 2, n. 2, p. 63–75, 2022. Disponível em: https://so04.tci-thaijo.org/index.php/InnovationStou/article/view/256905. Acesso em: 1 oct. 2026.