SUPRIYANTO, S.; RONAL, R. A.; MELISA, M. Effect of Price and Promotion on Car Purchase Decisions at PT Encar Daihatsu Lubuklinggau. International Journal of Community Service & Engagement, [S. l.], v. 2, n. 1, p. 42-49, 2021. DOI: 10.47747/ijcse.v2i1.188. Disponível em: https://journal.jis-institute.org/index.php/ijcse/article/view/188. Acesso em: 8 oct. 2026.