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. 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.