PEÑA, R. de la. Alessandro Roncaglia. Sraffa and the theory of prices. Nueva York : John Wiley and Sons, 1978. 176 p. Estudios Demográficos y Urbanos, [S. l.], v. 13, n. 04, p. 509–510, 1979. DOI: 10.24201/edu.v13i04.428. Disponível em: https://estudiosdemograficosyurbanos.colmex.mx/index.php/edu/article/view/428. Acesso em: 26 jun. 2022.