Posted on 23 enero, 201923 enero, 2019 Commentaries on “Innovation diffusion as a spatial process”, by T. Hagerstrand. Chicago: University of Chicago Press, 1967. Author’s response. En: Progress in human geography. London, oct 1992. v. 16. n. 4. p. 541-544. 1 ref. Cliff, A.; Pred, A.; Hagerstrand, Torsten ===> Solicitar a/por: Depósito Proatlas 006087