"Women out of sight". Modern women in gendered worlds, the case of the Meru of Northern Tanzania

anthropologie sociale antropologia social cambio social changement social entorno sociocultural environnement socioculturel ethnic groups familia families famille family planning femme groupe social grupos sociales highlands living standards mariage marriage matrimonio modernisation modernization mujeres niveau de vie nivel de vida papel de la mujer planification de la famille pueblos reproduction control role of women rural areas sex sexe sexo sistemas de valores social anthropology social change social groups sociocultural environment tanzania tanzanie value systems village villages women zonas rurales zone rurale