YUNIOR, K.; CALVIN CHANG; KANGGA EGA WILLIYANDI; IVAN LEONARDO SALIM; LISA ANWAR. Effect of Promotion, Price and Product Quality Toward Buying Decision . Jurnal Mantik, [S. l.], v. 5, n. 1, p. 109-115, 2021. DOI: 10.35335/mantik.Vol5.2021.1281.pp109-115. Disponível em: https://iocscience.org/ejournal/index.php/mantik/article/view/1281. Acesso em: 3 sep. 2026.