J. S. Clark, “The Development of Civic Education in the United States, 1880-1930: Continuity and/or Change (Bilingual edition: English/Portuguese)”, Cad. Hist. Educ., vol. 15, nº 1, p. 40–107, jun. 2016, Acessado: 15º de janeiro de 2026. [Online]. Disponível em: https://seer.ufu.br/index.php/che/article/view/34628