"Tansania." . . "Mwanza, district de, Tanzanie" . . "Migration, Internal Tanzania Mwanza Region." . . "Emigratie." . . "Éducation Tanzanie Mwanza, district de." . . "Mwanza." . . "Migration." . . "Migration" . "Landelijke documentatie." . . "Farmers" . . "Bildungswesen." . . "Sociale geografie." . . "Enseignement. Tanzanie." . . "Mwanza, Région de (Tanzanie)" . . "Agriculture Tanzanie Mwanza, district de." . . "Economie. Tanzanie." . . . . . . . . . "Development and education in the Mwanza District (Tanzania)" . "Development and education in the Mwanza District, Tanzania. A case study of migration and peasant farming. Proefschrift, etc. [With maps.]"@en . . . . . . "Proefschriften (vorm)" . . . . . . . . . "Development and education in the Mwanza District (Tanzania); a ease Study of migration and peasant farming" . . . . . . . . "Development and education in the Mwanza district (Tanzania) : a case study of migration and peasant farming" . . "Development and education in the Mwanza district (Tanzania). A case study of migration and peasant farming" . . . . "Development and education in the Mwanza district (Tanzania) : A case study of migration and peasant farming" . . . . . . . . . . "Development and education in the Mwanza district (Tanzinia) a case study of migration and peasant farming"@en . "Development and education in the Mwanza district, Tanzania : a case study of migration and peasant farming... Johannes Daniël Heijnen" . . . . . . . . "Development and Education in the Mwanza District (Tanzania) : a Case Study of Migration and Peasent Farming" . . . . . . . . . . "Tanzania" . . "Tanzania." . "Migration intérieure Tanzanie Mwanza, Région de." . . "Peasantry" . . "Sociaal-economische vraagstukken." . . "Education" . . "Mwanza Region (Tanzania)" . .