PEÑA, R. de la. J. N. Robinson. Planning and forecasting techniques : and [sic] introduction to macroeconomics applications. Londres : Weidenfeld & Nicolson, 1972. 166 p. Estudios Demográficos y Urbanos, [S. l.], v. 7, n. 02, p. 245, 1973. DOI: 10.24201/edu.v7i02.224. Disponível em: https://estudiosdemograficosyurbanos.colmex.mx/index.php/edu/article/view/224. Acesso em: 28 mar. 2024.