Villa Aguilera, Manuel. «W. W. Winnie Jr. Latin American Development : Theoretical, Sectoral and Operational Approaches. Latin American Studies, V. 8, Los Angeles, California, Latin American Center of California, UCLA, 1967, 255 P». Estudios Demográficos y Urbanos 5, no. 02 (mayo 1, 1971): 242–243. Accedido junio 20, 2025. https://estudiosdemograficosyurbanos.colmex.mx/index.php/edu/article/view/139.