(1973), “Separate and Joint Meetings of the Study Groups on Development and on the
Environment, London, June 27-28, 1973”, Fundação Mário Soares e Maria Barroso / Mário Soares, Disponível em: https://casacomum.org/visualizador?cota=02497.058.001 (consultado em 2026-08-19)
Separate and Joint Meetings of the Study Groups on Development and on the
Environment, London, June 27-28, 1973. Fundação Mário Soares e Maria Barroso, Mário Soares, 1973. Cota: 02497.058.001. [Consult. 19 ago. 2026]. Disponível em: https://casacomum.org/visualizador?cota=02497.058.001
(1973). Separate and Joint Meetings of the Study Groups on Development and on the
Environment, London, June 27-28, 1973. Fundação Mário Soares e Maria Barroso, Mário Soares. https://casacomum.org/visualizador?cota=02497.058.001
“Separate and Joint Meetings of the Study Groups on Development and on the
Environment, London, June 27-28, 1973,” 1973, Mário Soares, Fundação Mário Soares e Maria Barroso. https://casacomum.org/visualizador?cota=02497.058.001.