APA (7th ed.) Citation

Harpold, T. (2009). Ex-foliations: Reading machines and the upgrade path. University of Minnesota Press.

Chicago Style (17th ed.) Citation

Harpold, Terry. Ex-foliations: Reading Machines and the Upgrade Path. Minneapolis: University of Minnesota Press, 2009.

MLA (9th ed.) Citation

Harpold, Terry. Ex-foliations: Reading Machines and the Upgrade Path. University of Minnesota Press, 2009.