Cita APA (7a ed.)

Heide, L. (2009). Punched-card systems and the early information explosion, 1880-1945. Johns Hopkins University Press.

Cita Chicago Style (17a ed.)

Heide, Lars. Punched-card Systems and the Early Information Explosion, 1880-1945. Baltimore: Johns Hopkins University Press, 2009.

Cita MLA (9a ed.)

Heide, Lars. Punched-card Systems and the Early Information Explosion, 1880-1945. Johns Hopkins University Press, 2009.