por Lewis, Oscar, 1914-1970 [autor] | Lewis, Oscar, 1914-1970. Five families. mexican case studies in the culture of povertyLL | La Farge, Oliver, 1901-1963 [prologuista] | Sánchez Ramirez, Emma [traductor].
por Lewis, Oscar, 1914-1970 [autor] | Villegas, Carlos [traductor].