A STUDY ON SALES & ADVERTISING. International Journal of Engineering Research and Science & Technology, [S. l.], v. 22, n. 2(2), p. 1195–1208, 2026. DOI: 10.62643/ijerst.2026.v22.n2(2).3560. Disponível em: https://ijerst.org/index.php/ijerst/article/view/3560. Acesso em: 25 oct. 2026.