(1973), “Joint Meeting of the Study Group on Development and the Study Group on the Environment, London, June 27, 1973: Provisional Agenda”, Fundação Mário Soares e Maria Barroso / Mário Soares, Disponível em: https://casacomum.org/visualizador?cota=02497.055.001 (consultado em 2026-08-18)

Joint Meeting of the Study Group on Development and the Study Group on the Environment, London, June 27, 1973: Provisional Agenda. Fundação Mário Soares e Maria Barroso, Mário Soares, 1973. Cota: 02497.055.001. [Consult. 18 ago. 2026]. Disponível em: https://casacomum.org/visualizador?cota=02497.055.001

(1973). Joint Meeting of the Study Group on Development and the Study Group on the Environment, London, June 27, 1973: Provisional Agenda. Fundação Mário Soares e Maria Barroso, Mário Soares. https://casacomum.org/visualizador?cota=02497.055.001

“Joint Meeting of the Study Group on Development and the Study Group on the Environment, London, June 27, 1973: Provisional Agenda,” 1973, Mário Soares, Fundação Mário Soares e Maria Barroso. https://casacomum.org/visualizador?cota=02497.055.001.