GUPTA, A.; HATTER, J.; PINNOJU, S. E*Trade Financial Services. Journal of Business Case Studies (JBCS), [S. l.], v. 4, n. 2, p. 1–18, 2008. DOI: 10.19030/jbcs.v4i2.4752. Disponível em: https://clutejournals.com/index.php/JBCS/article/view/4752. Acesso em: 18 jul. 2024.