Planning of metropolitan areas and new towns : meeting of the United Nations group of experts on metropolitan planning and development, Stockholm, 14-30 September 1961 : United Nations Symposium on the planning and development of new towns, Moscow, 24 August-7 September 1964
Les services centraux de la fonction publique dans les pays en voie de développement
Public administration and finance for development : review of progress and problems in the context of the international development strategy for the second United Nations development decade
A comparative evaluation of data quality in thirty-eight world fertility surveys