KHUMSING , K. Model Development of Marketing Mix Styles of Community Enterprises Medicinal Plants Group, Nong Khu Subdistrict, Na Dun District, Maha Sarakham Province . Journal of Modern Learning Development, [S. l.], v. 5, n. 2, p. 130–143, 2020. Disponível em: https://so06.tci-thaijo.org/index.php/jomld/article/view/241297. Acesso em: 3 oct. 2026.