TY - BOOK AU - Hägerstrand,Torsten TI - Innovation diffusion as a spatial process U1 - 309.1485 PY - 1967/// CY - Chicago PB - University of Chicago Press KW - Diffusion of innovations KW - Sweden KW - Social conditions N1 - Translation of Innovationsförloppet ur korologisk synpunkt; Includes bibliographical references. and Index ER -