APA-čujuhus (7. p.)
Harpold, T. (2009). Ex-foliations: Reading machines and the upgrade path. University of Minnesota Press.
Chicago-čujuhus (17. p.)
Harpold, Terry. Ex-foliations: Reading Machines and the Upgrade Path. Minneapolis: University of Minnesota Press, 2009.
MLA-čujuhus (9. p.)
Harpold, Terry. Ex-foliations: Reading Machines and the Upgrade Path. University of Minnesota Press, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.