Title: Antropología de las fronteras
Subjects: Ethnopsychology, Social life and customs, Frontier and pioneer life, Anthropology, Rural conditions, Ethnicity, Old age pensions, Population, Economic aspects, Social security, Older people, Economic conditions, Personas mayores, Condiciones económicas, Seguridad social, Población, Aspectos económicos, Pensiones a la vejez, Pensions
Places: Mexico