HASSALL, G. Bahá’í History in the Formative Age The World Crusade, 1953–1963. The Journal of Bahá’í Studies, Ottawa, Ontario, Canada, v. 6, n. 4, p. 1–21, 1995. DOI: 10.31581/jbs-6.4.1(1995). Disponível em: https://journal.bahaistudies.ca/online/article/view/95. Acesso em: 16 sep. 2021.