NATH, Soma. Impact of Sales Promotion on Consumer Buying Behaviour. International Journal of Engineering and Management Research, [S. l.], v. 13, n. 1, p. 185–189, 2023. Disponível em: https://ijemr.vandanapublications.com/index.php/j/article/view/1886. Acesso em: 10 may. 2026.