MEGERSA, Sisay. The Modern World-System IV: Centrist Liberalism Triumphant, 1789-1914. By Immanuel Wallerstein. University of California Press, 2011. xvii, 377pp. Bibliography. Index. Ethiopian Journal of Social Sciences (EJSS), [S. l.], v. 1, n. 1, 2015. Disponível em: https://journals.bdu.edu.et/index.php/ejss/article/view/58. Acesso em: 17 jul. 2026.