Internationanl Institute of Political and Social Science Concerning Countries of Differing Civilizations. (1959). Women's role in the development of tropical and sub-tropical countries. Report of the XXXth meeting, held in Brussels on 17th, 18th, and 20th September, 1958. s.n.

Internationanl Institute of Political and Social Science Concerning Countries of Differing Civilizations. Women's Role in the Development of Tropical and Sub-tropical Countries. Report of the XXXth Meeting, Held in Brussels on 17th, 18th, and 20th September, 1958. Brussels: s.n, 1959.

Internationanl Institute of Political and Social Science Concerning Countries of Differing Civilizations. Women's Role in the Development of Tropical and Sub-tropical Countries. Report of the XXXth Meeting, Held in Brussels on 17th, 18th, and 20th September, 1958. s.n, 1959.