SMITH, T. Comments on Historical Consciousness, Power and Authority, and Modes of Communication: Foreword to the 2nd Edition of Planning Progress. The Journal of Bahá’í Studies, Ottawa, Ontario, Canada, v. 34, n. 1-4, p. 119–132, 2024. DOI: 10.31581/jbs-34.1-4.570(2024). Disponível em: https://journal.bahaistudies.ca/online/article/view/570. Acesso em: 29 apr. 2026.