APA (7th ed.) Citation

HAGERSTRAND, T. (1973). Innovation diffusion as a spatial process. The university of Chicago.

Chicago Style (17th ed.) Citation

HAGERSTRAND, Torsten. Innovation Diffusion as a Spatial Process. London: The university of Chicago, 1973.

MLA (9th ed.) Citation

HAGERSTRAND, Torsten. Innovation Diffusion as a Spatial Process. The university of Chicago, 1973.

Warning: These citations may not always be 100% accurate.