MITCHELL, T.; OLSEN, H. Marketing Control: Exogenous Aspects Of Price Variance. Journal of Business & Economics Research (JBER), [S. l.], v. 1, n. 12, 2003. DOI: 10.19030/jber.v1i12.3074. Disponível em: https://clutejournals.com/index.php/JBER/article/view/3074. Acesso em: 18 jul. 2024.