LASTRA, Carlos J. THOMAS C. COCHRAN, The Puerto Rican Basinsssman, Philadelphia, Pa: Universirty of Pennsylvania Press, C 1959. Revista de Ciencias Sociales, [S. l.], n. 3, p. 515–517, 1960. Disponível em: https://revistas.upr.edu/index.php/rcs/article/view/9642. Acesso em: 22 nov. 2024.