WILKINSON, D. World-Economic Theories and Problems: Quigley vs. Wallerstein vs Central Civilization. Journal of World-Systems Research, [S. l.], v. 2, n. 1, p. 506–574, 1996. DOI: 10.5195/jwsr.1996.62. Disponível em: https://jwsr.pitt.edu/ojs/jwsr/article/view/62. Acesso em: 15 jul. 2024.