COLLINS C NGWAKWE. Differential Effect of Advertising Frequency on Sales Turnover and Ads to Sales Ratio. Copernican Journal of Finance & Accounting, [S. l.], v. 13, n. 1, p. 27–42, 2024. DOI: 10.12775/CJFA.2024.002. Disponível em: https://apcz.umk.pl/CJFA/article/view/52246. Acesso em: 4 oct. 2024.